18466357

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{661}}^1$

素因数の和:988

約数の個数: 16

約数和(自身を含む): 22836352

約数和(自身を除く): 4369995

約数列:

[1, 7, 13, 91, 307, 661, 2149, 3991, 4627, 8593, 27937, 60151, 202927, 1420489, 2638051, 18466357]

約数ペア:

[(1, 18466357), (7, 2638051), (13, 1420489), (91, 202927), (307, 60151), (661, 27937), (2149, 8593), (3991, 4627)]