18322031

素因数分解:

$7^4\times {\mathrm{13}}^1\times {\mathrm{587}}^1$

素因数の和:628

約数の個数: 20

約数和(自身を含む): 23057832

約数和(自身を除く): 4735801

約数列:

[1, 7, 13, 49, 91, 343, 587, 637, 2401, 4109, 4459, 7631, 28763, 31213, 53417, 201341, 373919, 1409387, 2617433, 18322031]

約数ペア:

[(1, 18322031), (7, 2617433), (13, 1409387), (49, 373919), (91, 201341), (343, 53417), (587, 31213), (637, 28763), (2401, 7631), (4109, 4459)]