18873669016

素因数分解:

$2^3\times {\mathrm{397}}^1\times {\mathrm{499}}^1\times {\mathrm{11909}}^1$

素因数の和:12811

約数の個数: 32

約数和(自身を含む): 35551350000

約数和(自身を除く): 16677680984

約数列:

[1, 2, 4, 8, 397, 499, 794, 998, 1588, 1996, 3176, 3992, 11909, 23818, 47636, 95272, 198103, 396206, 792412, 1584824, 4727873, 5942591, 9455746, 11885182, 18911492, 23770364, 37822984, 47540728, 2359208627, 4718417254, 9436834508, 18873669016]

約数ペア:

[(1, 18873669016), (2, 9436834508), (4, 4718417254), (8, 2359208627), (397, 47540728), (499, 37822984), (794, 23770364), (998, 18911492), (1588, 11885182), (1996, 9455746), (3176, 5942591), (3992, 4727873), (11909, 1584824), (23818, 792412), (47636, 396206), (95272, 198103)]