20859056

素因数分解:

$2^4\times {\mathrm{263}}^1\times {\mathrm{4957}}^1$

素因数の和:5228

約数の個数: 20

約数和(自身を含む): 40576272

約数和(自身を除く): 19717216

約数列:

[1, 2, 4, 8, 16, 263, 526, 1052, 2104, 4208, 4957, 9914, 19828, 39656, 79312, 1303691, 2607382, 5214764, 10429528, 20859056]

約数ペア:

[(1, 20859056), (2, 10429528), (4, 5214764), (8, 2607382), (16, 1303691), (263, 79312), (526, 39656), (1052, 19828), (2104, 9914), (4208, 4957)]