20342305

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{809}}^1$

素因数の和:968

約数の個数: 16

約数和(自身を含む): 25194240

約数和(自身を除く): 4851935

約数列:

[1, 5, 47, 107, 235, 535, 809, 4045, 5029, 25145, 38023, 86563, 190115, 432815, 4068461, 20342305]

約数ペア:

[(1, 20342305), (5, 4068461), (47, 432815), (107, 190115), (235, 86563), (535, 38023), (809, 25145), (4045, 5029)]