18869838

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{241921}}^1$

素因数の和:241939

約数の個数: 16

約数和(自身を含む): 40642896

約数和(自身を除く): 21773058

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 241921, 483842, 725763, 1451526, 3144973, 6289946, 9434919, 18869838]

約数ペア:

[(1, 18869838), (2, 9434919), (3, 6289946), (6, 3144973), (13, 1451526), (26, 725763), (39, 483842), (78, 241921)]