20198102

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{2671}}^1$

素因数の和:2891

約数の個数: 16

約数和(自身を含む): 32064000

約数和(自身を除く): 11865898

約数列:

[1, 2, 19, 38, 199, 398, 2671, 3781, 5342, 7562, 50749, 101498, 531529, 1063058, 10099051, 20198102]

約数ペア:

[(1, 20198102), (2, 10099051), (19, 1063058), (38, 531529), (199, 101498), (398, 50749), (2671, 7562), (3781, 5342)]