20180128796

素因数分解:

$2^2\times {\mathrm{12689}}^1\times {\mathrm{397591}}^1$

素因数の和:410284

約数の個数: 12

約数和(自身を含む): 35318097360

約数和(自身を除く): 15137968564

約数列:

[1, 2, 4, 12689, 25378, 50756, 397591, 795182, 1590364, 5045032199, 10090064398, 20180128796]

約数ペア:

[(1, 20180128796), (2, 10090064398), (4, 5045032199), (12689, 1590364), (25378, 795182), (50756, 397591)]