20463844

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{2089}}^1$

素因数の和:2203

約数の個数: 24

約数和(自身を含む): 37452800

約数和(自身を除く): 16988956

約数列:

[1, 2, 4, 31, 62, 79, 124, 158, 316, 2089, 2449, 4178, 4898, 8356, 9796, 64759, 129518, 165031, 259036, 330062, 660124, 5115961, 10231922, 20463844]

約数ペア:

[(1, 20463844), (2, 10231922), (4, 5115961), (31, 660124), (62, 330062), (79, 259036), (124, 165031), (158, 129518), (316, 64759), (2089, 9796), (2449, 8356), (4178, 4898)]