648216662018

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{7649}}^1\times {\mathrm{2230139}}^1$

素因数の和:2237809

約数の個数: 16

約数和(自身を含む): 1023634260000

約数和(自身を除く): 375417597982

約数列:

[1, 2, 19, 38, 7649, 15298, 145331, 290662, 2230139, 4460278, 42372641, 84745282, 17058333211, 34116666422, 324108331009, 648216662018]

約数ペア:

[(1, 648216662018), (2, 324108331009), (19, 34116666422), (38, 17058333211), (7649, 84745282), (15298, 42372641), (145331, 4460278), (290662, 2230139)]