205440404

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{3950777}}^1$

素因数の和:3950794

約数の個数: 12

約数和(自身を含む): 387176244

約数和(自身を除く): 181735840

約数列:

[1, 2, 4, 13, 26, 52, 3950777, 7901554, 15803108, 51360101, 102720202, 205440404]

約数ペア:

[(1, 205440404), (2, 102720202), (4, 51360101), (13, 15803108), (26, 7901554), (52, 3950777)]