18835518

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{2137}}^1$

素因数の和:2268

約数の個数: 32

約数和(自身を含む): 40946976

約数和(自身を除く): 22111458

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 113, 226, 339, 678, 1469, 2137, 2938, 4274, 4407, 6411, 8814, 12822, 27781, 55562, 83343, 166686, 241481, 482962, 724443, 1448886, 3139253, 6278506, 9417759, 18835518]

約数ペア:

[(1, 18835518), (2, 9417759), (3, 6278506), (6, 3139253), (13, 1448886), (26, 724443), (39, 482962), (78, 241481), (113, 166686), (226, 83343), (339, 55562), (678, 27781), (1469, 12822), (2137, 8814), (2938, 6411), (4274, 4407)]