206291455

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{1019}}^1\times {\mathrm{2131}}^1$

素因数の和:3174

約数の個数: 16

約数和(自身を含む): 260956800

約数和(自身を除く): 54665345

約数列:

[1, 5, 19, 95, 1019, 2131, 5095, 10655, 19361, 40489, 96805, 202445, 2171489, 10857445, 41258291, 206291455]

約数ペア:

[(1, 206291455), (5, 41258291), (19, 10857445), (95, 2171489), (1019, 202445), (2131, 96805), (5095, 40489), (10655, 19361)]