20873204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{474391}}^1$

素因数の和:474406

約数の個数: 12

約数和(自身を含む): 39848928

約数和(自身を除く): 18975724

約数列:

[1, 2, 4, 11, 22, 44, 474391, 948782, 1897564, 5218301, 10436602, 20873204]

約数ペア:

[(1, 20873204), (2, 10436602), (4, 5218301), (11, 1897564), (22, 948782), (44, 474391)]