18330949

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{4111}}^1$

素因数の和:4145

約数の個数: 16

約数和(自身を含む): 23027200

約数和(自身を除く): 4696251

約数列:

[1, 7, 13, 49, 91, 343, 637, 4111, 4459, 28777, 53443, 201439, 374101, 1410073, 2618707, 18330949]

約数ペア:

[(1, 18330949), (7, 2618707), (13, 1410073), (49, 374101), (91, 201439), (343, 53443), (637, 28777), (4111, 4459)]