20129892145

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{1471}}^1\times {\mathrm{22619}}^1$

素因数の和:24117

約数の個数: 24

約数和(自身を含む): 26570718720

約数和(自身を除く): 6440826575

約数列:

[1, 5, 11, 55, 121, 605, 1471, 7355, 16181, 22619, 80905, 113095, 177991, 248809, 889955, 1244045, 2736899, 13684495, 33272549, 166362745, 365998039, 1829990195, 4025978429, 20129892145]

約数ペア:

[(1, 20129892145), (5, 4025978429), (11, 1829990195), (55, 365998039), (121, 166362745), (605, 33272549), (1471, 13684495), (7355, 2736899), (16181, 1244045), (22619, 889955), (80905, 248809), (113095, 177991)]