2080651472

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{718457}}^1$

素因数の和:718646

約数の個数: 20

約数和(自身を含む): 4053540036

約数和(自身を除く): 1972888564

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 718457, 1436914, 2873828, 5747656, 11495312, 130040717, 260081434, 520162868, 1040325736, 2080651472]

約数ペア:

[(1, 2080651472), (2, 1040325736), (4, 520162868), (8, 260081434), (16, 130040717), (181, 11495312), (362, 5747656), (724, 2873828), (1448, 1436914), (2896, 718457)]