2019809936

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{774467}}^1$

素因数の和:774638

約数の個数: 20

約数和(自身を含む): 3937395312

約数和(自身を除く): 1917585376

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 774467, 1548934, 3097868, 6195736, 12391472, 126238121, 252476242, 504952484, 1009904968, 2019809936]

約数ペア:

[(1, 2019809936), (2, 1009904968), (4, 504952484), (8, 252476242), (16, 126238121), (163, 12391472), (326, 6195736), (652, 3097868), (1304, 1548934), (2608, 774467)]