18867524

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{3391}}^1$

素因数の和:3515

約数の個数: 24

約数和(自身を含む): 35900928

約数和(自身を除く): 17033404

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 428, 1391, 2782, 3391, 5564, 6782, 13564, 44083, 88166, 176332, 362837, 725674, 1451348, 4716881, 9433762, 18867524]

約数ペア:

[(1, 18867524), (2, 9433762), (4, 4716881), (13, 1451348), (26, 725674), (52, 362837), (107, 176332), (214, 88166), (428, 44083), (1391, 13564), (2782, 6782), (3391, 5564)]