20071773104

素因数分解:

$2^4\times {\mathrm{67189}}^1\times {\mathrm{18671}}^1$

素因数の和:85868

約数の個数: 20

約数和(自身を含む): 38891722080

約数和(自身を除く): 18819948976

約数列:

[1, 2, 4, 8, 16, 18671, 37342, 67189, 74684, 134378, 149368, 268756, 298736, 537512, 1075024, 1254485819, 2508971638, 5017943276, 10035886552, 20071773104]

約数ペア:

[(1, 20071773104), (2, 10035886552), (4, 5017943276), (8, 2508971638), (16, 1254485819), (18671, 1075024), (37342, 537512), (67189, 298736), (74684, 268756), (134378, 149368)]