20565800204

素因数分解:

$2^2\times {\mathrm{3119}}^1\times {\mathrm{1648429}}^1$

素因数の和:1651552

約数の個数: 12

約数和(自身を含む): 36001711200

約数和(自身を除く): 15435910996

約数列:

[1, 2, 4, 3119, 6238, 12476, 1648429, 3296858, 6593716, 5141450051, 10282900102, 20565800204]

約数ペア:

[(1, 20565800204), (2, 10282900102), (4, 5141450051), (3119, 6593716), (6238, 3296858), (12476, 1648429)]