18678296

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{25657}}^1$

素因数の和:25683

約数の個数: 32

約数和(自身を含む): 43105440

約数和(自身を除く): 24427144

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 25657, 51314, 102628, 179599, 205256, 333541, 359198, 667082, 718396, 1334164, 1436792, 2334787, 2668328, 4669574, 9339148, 18678296]

約数ペア:

[(1, 18678296), (2, 9339148), (4, 4669574), (7, 2668328), (8, 2334787), (13, 1436792), (14, 1334164), (26, 718396), (28, 667082), (52, 359198), (56, 333541), (91, 205256), (104, 179599), (182, 102628), (364, 51314), (728, 25657)]