20803857724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{9757907}}^1$

素因数の和:9757965

約数の個数: 24

約数和(自身を含む): 40163549328

約数和(自身を除く): 19359691604

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 533, 1066, 2132, 9757907, 19515814, 39031628, 126852791, 253705582, 400074187, 507411164, 800148374, 1600296748, 5200964431, 10401928862, 20803857724]

約数ペア:

[(1, 20803857724), (2, 10401928862), (4, 5200964431), (13, 1600296748), (26, 800148374), (41, 507411164), (52, 400074187), (82, 253705582), (164, 126852791), (533, 39031628), (1066, 19515814), (2132, 9757907)]