20196894544

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{2851}}^1\times {\mathrm{10799}}^1$

素因数の和:13699

約数の個数: 40

約数和(自身を含む): 40103683200

約数和(自身を除く): 19906788656

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 2851, 5702, 10799, 11404, 21598, 22808, 43196, 45616, 86392, 116891, 172784, 233782, 442759, 467564, 885518, 935128, 1771036, 1870256, 3542072, 7084144, 30787949, 61575898, 123151796, 246303592, 492607184, 1262305909, 2524611818, 5049223636, 10098447272, 20196894544]

約数ペア:

[(1, 20196894544), (2, 10098447272), (4, 5049223636), (8, 2524611818), (16, 1262305909), (41, 492607184), (82, 246303592), (164, 123151796), (328, 61575898), (656, 30787949), (2851, 7084144), (5702, 3542072), (10799, 1870256), (11404, 1771036), (21598, 935128), (22808, 885518), (43196, 467564), (45616, 442759), (86392, 233782), (116891, 172784)]