19016205

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{863}}^1$

素因数の和:997

約数の個数: 32

約数和(自身を含む): 33094656

約数和(自身を除く): 14078451

約数列:

[1, 3, 5, 13, 15, 39, 65, 113, 195, 339, 565, 863, 1469, 1695, 2589, 4315, 4407, 7345, 11219, 12945, 22035, 33657, 56095, 97519, 168285, 292557, 487595, 1267747, 1462785, 3803241, 6338735, 19016205]

約数ペア:

[(1, 19016205), (3, 6338735), (5, 3803241), (13, 1462785), (15, 1267747), (39, 487595), (65, 292557), (113, 168285), (195, 97519), (339, 56095), (565, 33657), (863, 22035), (1469, 12945), (1695, 11219), (2589, 7345), (4315, 4407)]