20266490

素因数分解:

$2^1\times 5^1\times {\mathrm{479}}^1\times {\mathrm{4231}}^1$

素因数の和:4717

約数の個数: 16

約数和(自身を含む): 36564480

約数和(自身を除く): 16297990

約数列:

[1, 2, 5, 10, 479, 958, 2395, 4231, 4790, 8462, 21155, 42310, 2026649, 4053298, 10133245, 20266490]

約数ペア:

[(1, 20266490), (2, 10133245), (5, 4053298), (10, 2026649), (479, 42310), (958, 21155), (2395, 8462), (4231, 4790)]