20415690027

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{467}}^1\times {\mathrm{1361}}^1$

素因数の和:1960

約数の個数: 48

約数和(自身を含む): 30626563968

約数和(自身を除く): 10210873941

約数列:

[1, 3, 9, 43, 83, 129, 249, 387, 467, 747, 1361, 1401, 3569, 4083, 4203, 10707, 12249, 20081, 32121, 38761, 58523, 60243, 112963, 116283, 175569, 180729, 338889, 348849, 526707, 635587, 1016667, 1666723, 1906761, 4857409, 5000169, 5720283, 14572227, 15000507, 27330241, 43716681, 52753721, 81990723, 158261163, 245972169, 474783489, 2268410003, 6805230009, 20415690027]

約数ペア:

[(1, 20415690027), (3, 6805230009), (9, 2268410003), (43, 474783489), (83, 245972169), (129, 158261163), (249, 81990723), (387, 52753721), (467, 43716681), (747, 27330241), (1361, 15000507), (1401, 14572227), (3569, 5720283), (4083, 5000169), (4203, 4857409), (10707, 1906761), (12249, 1666723), (20081, 1016667), (32121, 635587), (38761, 526707), (58523, 348849), (60243, 338889), (112963, 180729), (116283, 175569)]