20146945

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44279}}^1$

素因数の和:44304

約数の個数: 16

約数和(自身を含む): 29756160

約数和(自身を除く): 9609215

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 44279, 221395, 309953, 575627, 1549765, 2878135, 4029389, 20146945]

約数ペア:

[(1, 20146945), (5, 4029389), (7, 2878135), (13, 1549765), (35, 575627), (65, 309953), (91, 221395), (455, 44279)]