19198465

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{2441}}^1$

素因数の和:2481

約数の個数: 24

約数和(自身を含む): 27282024

約数和(自身を除く): 8083559

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 605, 715, 1573, 2441, 7865, 12205, 26851, 31733, 134255, 158665, 295361, 349063, 1476805, 1745315, 3839693, 19198465]

約数ペア:

[(1, 19198465), (5, 3839693), (11, 1745315), (13, 1476805), (55, 349063), (65, 295361), (121, 158665), (143, 134255), (605, 31733), (715, 26851), (1573, 12205), (2441, 7865)]