13086740

素因数分解:

$2^2\times 5^1\times {\mathrm{797}}^1\times {\mathrm{821}}^1$

素因数の和:1627

約数の個数: 24

約数和(自身を含む): 27550152

約数和(自身を除く): 14463412

約数列:

[1, 2, 4, 5, 10, 20, 797, 821, 1594, 1642, 3188, 3284, 3985, 4105, 7970, 8210, 15940, 16420, 654337, 1308674, 2617348, 3271685, 6543370, 13086740]

約数ペア:

[(1, 13086740), (2, 6543370), (4, 3271685), (5, 2617348), (10, 1308674), (20, 654337), (797, 16420), (821, 15940), (1594, 8210), (1642, 7970), (3188, 4105), (3284, 3985)]