20158204

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{1901}}^1$

素因数の和:2157

約数の個数: 24

約数和(自身を含む): 38663856

約数和(自身を除く): 18505652

約数列:

[1, 2, 4, 11, 22, 44, 241, 482, 964, 1901, 2651, 3802, 5302, 7604, 10604, 20911, 41822, 83644, 458141, 916282, 1832564, 5039551, 10079102, 20158204]

約数ペア:

[(1, 20158204), (2, 10079102), (4, 5039551), (11, 1832564), (22, 916282), (44, 458141), (241, 83644), (482, 41822), (964, 20911), (1901, 10604), (2651, 7604), (3802, 5302)]