20748572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{13759}}^1$

素因数の和:13805

約数の個数: 24

約数和(自身を含む): 40454400

約数和(自身を除く): 19705828

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 377, 754, 1508, 13759, 27518, 55036, 178867, 357734, 399011, 715468, 798022, 1596044, 5187143, 10374286, 20748572]

約数ペア:

[(1, 20748572), (2, 10374286), (4, 5187143), (13, 1596044), (26, 798022), (29, 715468), (52, 399011), (58, 357734), (116, 178867), (377, 55036), (754, 27518), (1508, 13759)]