20176723256655

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{43682489}}^1$

素因数の和:43682640

約数の個数: 64

約数和(自身を含む): 38043604730880

約数和(自身を除く): 17866881474225

約数列:

[1, 3, 5, 7, 15, 21, 35, 53, 83, 105, 159, 249, 265, 371, 415, 581, 795, 1113, 1245, 1743, 1855, 2905, 4399, 5565, 8715, 13197, 21995, 30793, 65985, 92379, 153965, 461895, 43682489, 131047467, 218412445, 305777423, 655237335, 917332269, 1528887115, 2315171917, 3625646587, 4586661345, 6945515751, 10876939761, 11575859585, 16206203419, 18128232935, 25379526109, 34727578755, 48618610257, 54384698805, 76138578327, 81031017095, 126897630545, 192159269111, 243093051285, 380692891635, 576477807333, 960796345555, 1345114883777, 2882389036665, 4035344651331, 6725574418885, 20176723256655]

約数ペア:

[(1, 20176723256655), (3, 6725574418885), (5, 4035344651331), (7, 2882389036665), (15, 1345114883777), (21, 960796345555), (35, 576477807333), (53, 380692891635), (83, 243093051285), (105, 192159269111), (159, 126897630545), (249, 81031017095), (265, 76138578327), (371, 54384698805), (415, 48618610257), (581, 34727578755), (795, 25379526109), (1113, 18128232935), (1245, 16206203419), (1743, 11575859585), (1855, 10876939761), (2905, 6945515751), (4399, 4586661345), (5565, 3625646587), (8715, 2315171917), (13197, 1528887115), (21995, 917332269), (30793, 655237335), (65985, 305777423), (92379, 218412445), (153965, 131047467), (461895, 43682489)]