20154444845

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1\times {\mathrm{5981}}^1$

素因数の和:6533

約数の個数: 32

約数和(自身を含む): 25842240000

約数和(自身を除く): 5687795155

約数列:

[1, 5, 19, 79, 95, 395, 449, 1501, 2245, 5981, 7505, 8531, 29905, 35471, 42655, 113639, 177355, 472499, 568195, 673949, 2362495, 2685469, 3369745, 8977481, 13427345, 44887405, 51023911, 212152051, 255119555, 1060760255, 4030888969, 20154444845]

約数ペア:

[(1, 20154444845), (5, 4030888969), (19, 1060760255), (79, 255119555), (95, 212152051), (395, 51023911), (449, 44887405), (1501, 13427345), (2245, 8977481), (5981, 3369745), (7505, 2685469), (8531, 2362495), (29905, 673949), (35471, 568195), (42655, 472499), (113639, 177355)]