199389212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{4531573}}^1$

素因数の和:4531588

約数の個数: 12

約数和(自身を含む): 380652216

約数和(自身を除く): 181263004

約数列:

[1, 2, 4, 11, 22, 44, 4531573, 9063146, 18126292, 49847303, 99694606, 199389212]

約数ペア:

[(1, 199389212), (2, 99694606), (4, 49847303), (11, 18126292), (22, 9063146), (44, 4531573)]