20950666

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{86573}}^1$

素因数の和:86597

約数の個数: 12

約数和(自身を含む): 34543026

約数和(自身を除く): 13592360

約数列:

[1, 2, 11, 22, 121, 242, 86573, 173146, 952303, 1904606, 10475333, 20950666]

約数ペア:

[(1, 20950666), (2, 10475333), (11, 1904606), (22, 952303), (121, 173146), (242, 86573)]