18343888

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{11131}}^1$

素因数の和:11242

約数の個数: 20

約数和(自身を含む): 35889568

約数和(自身を除く): 17545680

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 11131, 22262, 44524, 89048, 178096, 1146493, 2292986, 4585972, 9171944, 18343888]

約数ペア:

[(1, 18343888), (2, 9171944), (4, 4585972), (8, 2292986), (16, 1146493), (103, 178096), (206, 89048), (412, 44524), (824, 22262), (1648, 11131)]