20215695052

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{7009603}}^1$

素因数の和:7009717

約数の個数: 24

約数和(自身を含む): 40823933696

約数和(自身を除く): 20608238644

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 7009603, 14019206, 28038412, 49067221, 98134442, 196268884, 721989109, 1443978218, 2887956436, 5053923763, 10107847526, 20215695052]

約数ペア:

[(1, 20215695052), (2, 10107847526), (4, 5053923763), (7, 2887956436), (14, 1443978218), (28, 721989109), (103, 196268884), (206, 98134442), (412, 49067221), (721, 28038412), (1442, 14019206), (2884, 7009603)]