18998968

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{23057}}^1$

素因数の和:23166

約数の個数: 16

約数和(自身を含む): 35970480

約数和(自身を除く): 16971512

約数列:

[1, 2, 4, 8, 103, 206, 412, 824, 23057, 46114, 92228, 184456, 2374871, 4749742, 9499484, 18998968]

約数ペア:

[(1, 18998968), (2, 9499484), (4, 4749742), (8, 2374871), (103, 184456), (206, 92228), (412, 46114), (824, 23057)]