2019914545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{7577}}^1$

素因数の和:7761

約数の個数: 32

約数和(自身を含む): 2736809856

約数和(自身を除く): 716895311

約数列:

[1, 5, 11, 37, 55, 131, 185, 407, 655, 1441, 2035, 4847, 7205, 7577, 24235, 37885, 53317, 83347, 266585, 280349, 416735, 992587, 1401745, 3083839, 4962935, 10918457, 15419195, 36725719, 54592285, 183628595, 403982909, 2019914545]

約数ペア:

[(1, 2019914545), (5, 403982909), (11, 183628595), (37, 54592285), (55, 36725719), (131, 15419195), (185, 10918457), (407, 4962935), (655, 3083839), (1441, 1401745), (2035, 992587), (4847, 416735), (7205, 280349), (7577, 266585), (24235, 83347), (37885, 53317)]