20839288

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3061}}^1$

素因数の和:3127

約数の個数: 32

約数和(自身を含む): 41888160

約数和(自身を除く): 21048872

約数列:

[1, 2, 4, 8, 23, 37, 46, 74, 92, 148, 184, 296, 851, 1702, 3061, 3404, 6122, 6808, 12244, 24488, 70403, 113257, 140806, 226514, 281612, 453028, 563224, 906056, 2604911, 5209822, 10419644, 20839288]

約数ペア:

[(1, 20839288), (2, 10419644), (4, 5209822), (8, 2604911), (23, 906056), (37, 563224), (46, 453028), (74, 281612), (92, 226514), (148, 140806), (184, 113257), (296, 70403), (851, 24488), (1702, 12244), (3061, 6808), (3404, 6122)]