20992444

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{2927}}^1$

素因数の和:3105

約数の個数: 24

約数和(自身を含む): 40336128

約数和(自身を除く): 19343684

約数列:

[1, 2, 4, 11, 22, 44, 163, 326, 652, 1793, 2927, 3586, 5854, 7172, 11708, 32197, 64394, 128788, 477101, 954202, 1908404, 5248111, 10496222, 20992444]

約数ペア:

[(1, 20992444), (2, 10496222), (4, 5248111), (11, 1908404), (22, 954202), (44, 477101), (163, 128788), (326, 64394), (652, 32197), (1793, 11708), (2927, 7172), (3586, 5854)]