138915663422

素因数分解:

$2^1\times {\mathrm{1999}}^1\times {\mathrm{2141}}^1\times {\mathrm{16229}}^1$

素因数の和:20371

約数の個数: 16

約数和(自身を含む): 208587960000

約数和(自身を除く): 69672296578

約数列:

[1, 2, 1999, 2141, 3998, 4282, 16229, 32458, 4279859, 8559718, 32441771, 34746289, 64883542, 69492578, 69457831711, 138915663422]

約数ペア:

[(1, 138915663422), (2, 69457831711), (1999, 69492578), (2141, 64883542), (3998, 34746289), (4282, 32441771), (16229, 8559718), (32458, 4279859)]