18685121

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{29333}}^1$

素因数の和:29360

約数の個数: 12

約数和(自身を含む): 23408532

約数和(自身を除く): 4723411

約数列:

[1, 7, 13, 49, 91, 637, 29333, 205331, 381329, 1437317, 2669303, 18685121]

約数ペア:

[(1, 18685121), (7, 2669303), (13, 1437317), (49, 381329), (91, 205331), (637, 29333)]