219645890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1156031}}^1$

素因数の和:1156057

約数の個数: 16

約数和(自身を含む): 416171520

約数和(自身を除く): 196525630

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1156031, 2312062, 5780155, 11560310, 21964589, 43929178, 109822945, 219645890]

約数ペア:

[(1, 219645890), (2, 109822945), (5, 43929178), (10, 21964589), (19, 11560310), (38, 5780155), (95, 2312062), (190, 1156031)]