18007015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{5227}}^1$

素因数の和:5298

約数の個数: 16

約数和(自身を含む): 23714208

約数和(自身を除く): 5707193

約数列:

[1, 5, 13, 53, 65, 265, 689, 3445, 5227, 26135, 67951, 277031, 339755, 1385155, 3601403, 18007015]

約数ペア:

[(1, 18007015), (5, 3601403), (13, 1385155), (53, 339755), (65, 277031), (265, 67951), (689, 26135), (3445, 5227)]