2016907945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{660199}}^1$

素因数の和:660264

約数の個数: 16

約数和(自身を含む): 2661926400

約数和(自身を除く): 645018455

約数列:

[1, 5, 13, 47, 65, 235, 611, 3055, 660199, 3300995, 8582587, 31029353, 42912935, 155146765, 403381589, 2016907945]

約数ペア:

[(1, 2016907945), (5, 403381589), (13, 155146765), (47, 42912935), (65, 31029353), (235, 8582587), (611, 3300995), (3055, 660199)]