18015895

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2671}}^1$

素因数の和:2766

約数の個数: 16

約数和(自身を含む): 23086080

約数和(自身を除く): 5070185

約数列:

[1, 5, 19, 71, 95, 355, 1349, 2671, 6745, 13355, 50749, 189641, 253745, 948205, 3603179, 18015895]

約数ペア:

[(1, 18015895), (5, 3603179), (19, 948205), (71, 253745), (95, 189641), (355, 50749), (1349, 13355), (2671, 6745)]