25397264

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{3881}}^1$

素因数の和:4298

約数の個数: 20

約数和(自身を含む): 49340220

約数和(自身を除く): 23942956

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 3272, 3881, 6544, 7762, 15524, 31048, 62096, 1587329, 3174658, 6349316, 12698632, 25397264]

約数ペア:

[(1, 25397264), (2, 12698632), (4, 6349316), (8, 3174658), (16, 1587329), (409, 62096), (818, 31048), (1636, 15524), (3272, 7762), (3881, 6544)]