220980372

素因数分解:

$2^2\times 3^1\times {\mathrm{18415031}}^1$

素因数の和:18415038

約数の個数: 12

約数和(自身を含む): 515620896

約数和(自身を除く): 294640524

約数列:

[1, 2, 3, 4, 6, 12, 18415031, 36830062, 55245093, 73660124, 110490186, 220980372]

約数ペア:

[(1, 220980372), (2, 110490186), (3, 73660124), (4, 55245093), (6, 36830062), (12, 18415031)]