20123078986

素因数分解:

$2^1\times {\mathrm{2027}}^1\times {\mathrm{2213}}^1\times {\mathrm{2243}}^1$

素因数の和:6485

約数の個数: 16

約数和(自身を含む): 30226626144

約数和(自身を除く): 10103547158

約数列:

[1, 2, 2027, 2213, 2243, 4054, 4426, 4486, 4485751, 4546561, 4963759, 8971502, 9093122, 9927518, 10061539493, 20123078986]

約数ペア:

[(1, 20123078986), (2, 10061539493), (2027, 9927518), (2213, 9093122), (2243, 8971502), (4054, 4963759), (4426, 4546561), (4486, 4485751)]