18555397

素因数分解:

$7^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{293}}^1$

素因数の和:492

約数の個数: 16

約数和(自身を含む): 21732480

約数和(自身を除く): 3177083

約数列:

[1, 7, 83, 109, 293, 581, 763, 2051, 9047, 24319, 31937, 63329, 170233, 223559, 2650771, 18555397]

約数ペア:

[(1, 18555397), (7, 2650771), (83, 223559), (109, 170233), (293, 63329), (581, 31937), (763, 24319), (2051, 9047)]