2080557008

素因数分解:

$2^4\times {\mathrm{1213}}^1\times {\mathrm{107201}}^1$

素因数の和:108422

約数の個数: 20

約数和(自身を含む): 4034440068

約数和(自身を除く): 1953883060

約数列:

[1, 2, 4, 8, 16, 1213, 2426, 4852, 9704, 19408, 107201, 214402, 428804, 857608, 1715216, 130034813, 260069626, 520139252, 1040278504, 2080557008]

約数ペア:

[(1, 2080557008), (2, 1040278504), (4, 520139252), (8, 260069626), (16, 130034813), (1213, 1715216), (2426, 857608), (4852, 428804), (9704, 214402), (19408, 107201)]