18873669261442

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1\times {\mathrm{397692049}}^1$

素因数の和:397692501

約数の個数: 16

約数和(自身を含む): 28848581307000

約数和(自身を除く): 9974912045558

約数列:

[1, 2, 61, 122, 389, 778, 23729, 47458, 397692049, 795384098, 24259214989, 48518429978, 154702207061, 309404414122, 9436834630721, 18873669261442]

約数ペア:

[(1, 18873669261442), (2, 9436834630721), (61, 309404414122), (122, 154702207061), (389, 48518429978), (778, 24259214989), (23729, 795384098), (47458, 397692049)]