18213502

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1\times {\mathrm{443}}^1$

素因数の和:843

約数の個数: 16

約数和(自身を含む): 27913392

約数和(自身を除く): 9699890

約数列:

[1, 2, 61, 122, 337, 443, 674, 886, 20557, 27023, 41114, 54046, 149291, 298582, 9106751, 18213502]

約数ペア:

[(1, 18213502), (2, 9106751), (61, 298582), (122, 149291), (337, 54046), (443, 41114), (674, 27023), (886, 20557)]