20885524

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{474671}}^1$

素因数の和:474686

約数の個数: 12

約数和(自身を含む): 39872448

約数和(自身を除く): 18986924

約数列:

[1, 2, 4, 11, 22, 44, 474671, 949342, 1898684, 5221381, 10442762, 20885524]

約数ペア:

[(1, 20885524), (2, 10442762), (4, 5221381), (11, 1898684), (22, 949342), (44, 474671)]