18262340

素因数分解:

$2^2\times 5^1\times {\mathrm{859}}^1\times {\mathrm{1063}}^1$

素因数の和:1931

約数の個数: 24

約数和(自身を含む): 38431680

約数和(自身を除く): 20169340

約数列:

[1, 2, 4, 5, 10, 20, 859, 1063, 1718, 2126, 3436, 4252, 4295, 5315, 8590, 10630, 17180, 21260, 913117, 1826234, 3652468, 4565585, 9131170, 18262340]

約数ペア:

[(1, 18262340), (2, 9131170), (4, 4565585), (5, 3652468), (10, 1826234), (20, 913117), (859, 21260), (1063, 17180), (1718, 10630), (2126, 8590), (3436, 5315), (4252, 4295)]