219597796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{6079}}^1$

素因数の和:6915

約数の個数: 24

約数和(自身を含む): 419811840

約数和(自身を除く): 200214044

約数列:

[1, 2, 4, 11, 22, 44, 821, 1642, 3284, 6079, 9031, 12158, 18062, 24316, 36124, 66869, 133738, 267476, 4990859, 9981718, 19963436, 54899449, 109798898, 219597796]

約数ペア:

[(1, 219597796), (2, 109798898), (4, 54899449), (11, 19963436), (22, 9981718), (44, 4990859), (821, 267476), (1642, 133738), (3284, 66869), (6079, 36124), (9031, 24316), (12158, 18062)]