18135663

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{66431}}^1$

素因数の和:66454

約数の個数: 16

約数和(自身を含む): 29761536

約数和(自身を除く): 11625873

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 66431, 199293, 465017, 863603, 1395051, 2590809, 6045221, 18135663]

約数ペア:

[(1, 18135663), (3, 6045221), (7, 2590809), (13, 1395051), (21, 863603), (39, 465017), (91, 199293), (273, 66431)]