18380968

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{22307}}^1$

素因数の和:22416

約数の個数: 16

約数和(自身を含む): 34800480

約数和(自身を除く): 16419512

約数列:

[1, 2, 4, 8, 103, 206, 412, 824, 22307, 44614, 89228, 178456, 2297621, 4595242, 9190484, 18380968]

約数ペア:

[(1, 18380968), (2, 9190484), (4, 4595242), (8, 2297621), (103, 178456), (206, 89228), (412, 44614), (824, 22307)]