20239920818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{1941293}}^1$

素因数の和:1941709

約数の個数: 16

約数和(自身を含む): 32776807896

約数和(自身を除く): 12536887078

約数列:

[1, 2, 13, 26, 401, 802, 5213, 10426, 1941293, 3882586, 25236809, 50473618, 778458493, 1556916986, 10119960409, 20239920818]

約数ペア:

[(1, 20239920818), (2, 10119960409), (13, 1556916986), (26, 778458493), (401, 50473618), (802, 25236809), (5213, 3882586), (10426, 1941293)]