19396903472

素因数分解:

$2^4\times {\mathrm{307}}^1\times {\mathrm{3948881}}^1$

素因数の和:3949196

約数の個数: 20

約数和(自身を含む): 37703925336

約数和(自身を除く): 18307021864

約数列:

[1, 2, 4, 8, 16, 307, 614, 1228, 2456, 4912, 3948881, 7897762, 15795524, 31591048, 63182096, 1212306467, 2424612934, 4849225868, 9698451736, 19396903472]

約数ペア:

[(1, 19396903472), (2, 9698451736), (4, 4849225868), (8, 2424612934), (16, 1212306467), (307, 63182096), (614, 31591048), (1228, 15795524), (2456, 7897762), (4912, 3948881)]