20180218085

素因数分解:

$5^1\times {\mathrm{127}}^1\times {\mathrm{2543}}^1\times {\mathrm{12497}}^1$

素因数の和:15172

約数の個数: 16

約数和(自身を含む): 24418492416

約数和(自身を除く): 4238274331

約数列:

[1, 5, 127, 635, 2543, 12497, 12715, 62485, 322961, 1587119, 1614805, 7935595, 31779871, 158899355, 4036043617, 20180218085]

約数ペア:

[(1, 20180218085), (5, 4036043617), (127, 158899355), (635, 31779871), (2543, 7935595), (12497, 1614805), (12715, 1587119), (62485, 322961)]