Special forms and the distribution of practical numbers
Sign Up to like & getrecommendations! Published in 2019 at "Acta Mathematica Hungarica"
DOI: 10.1007/s10474-019-00978-7
Abstract: A positive integer n is called practical if every positive integer $$m \leq n$$ m ≤ n can be written as a sum of distinct divisors of n . For any integers $$a, b, k… read more here.
Keywords: practical numbers; distribution practical; forms distribution; special forms ... See more keywords
A generalization of the practical numbers
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Number Theory"
DOI: 10.1142/s1793042118500902
Abstract: A positive integer n is practical if every m ≤ n can be written as a sum of distinct divisors of n. One can generalize the concept of practical numbers by applying an arithmetic function… read more here.
Keywords: practical numbers; generalization practical;