18681212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{424573}}^1$

素因数の和:424588

約数の個数: 12

約数和(自身を含む): 35664216

約数和(自身を除く): 16983004

約数列:

[1, 2, 4, 11, 22, 44, 424573, 849146, 1698292, 4670303, 9340606, 18681212]

約数ペア:

[(1, 18681212), (2, 9340606), (4, 4670303), (11, 1698292), (22, 849146), (44, 424573)]