19196485

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 31026240

約数和(自身を除く): 11829755

約数列:

[1, 5, 7, 11, 17, 35, 49, 55, 77, 85, 119, 187, 245, 385, 419, 539, 595, 833, 935, 1309, 2095, 2695, 2933, 4165, 4609, 6545, 7123, 9163, 14665, 20531, 23045, 32263, 35615, 45815, 49861, 78353, 102655, 161315, 225841, 249305, 349027, 391765, 548471, 1129205, 1745135, 2742355, 3839297, 19196485]

約数ペア:

[(1, 19196485), (5, 3839297), (7, 2742355), (11, 1745135), (17, 1129205), (35, 548471), (49, 391765), (55, 349027), (77, 249305), (85, 225841), (119, 161315), (187, 102655), (245, 78353), (385, 49861), (419, 45815), (539, 35615), (595, 32263), (833, 23045), (935, 20531), (1309, 14665), (2095, 9163), (2695, 7123), (2933, 6545), (4165, 4609)]