1286996882

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1861}}^1\times {\mathrm{18199}}^1$

素因数の和:20081

約数の個数: 16

約数和(自身を含む): 2033304000

約数和(自身を除く): 746307118

約数列:

[1, 2, 19, 38, 1861, 3722, 18199, 35359, 36398, 70718, 345781, 691562, 33868339, 67736678, 643498441, 1286996882]

約数ペア:

[(1, 1286996882), (2, 643498441), (19, 67736678), (38, 33868339), (1861, 691562), (3722, 345781), (18199, 70718), (35359, 36398)]