20367788408

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{968419}}^1$

素因数の和:968675

約数の個数: 32

約数和(自身を含む): 41835744000

約数和(自身を除く): 21467955592

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 239, 478, 956, 1912, 2629, 5258, 10516, 21032, 968419, 1936838, 3873676, 7747352, 10652609, 21305218, 42610436, 85220872, 231452141, 462904282, 925808564, 1851617128, 2545973551, 5091947102, 10183894204, 20367788408]

約数ペア:

[(1, 20367788408), (2, 10183894204), (4, 5091947102), (8, 2545973551), (11, 1851617128), (22, 925808564), (44, 462904282), (88, 231452141), (239, 85220872), (478, 42610436), (956, 21305218), (1912, 10652609), (2629, 7747352), (5258, 3873676), (10516, 1936838), (21032, 968419)]