20128022537

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{2887}}^1\times {\mathrm{7603}}^1$

素因数の和:10628

約数の個数: 16

約数和(自身を含む): 23190131712

約数和(自身を除く): 3062109175

約数列:

[1, 7, 131, 917, 2887, 7603, 20209, 53221, 378197, 995993, 2647379, 6971951, 21949861, 153649027, 2875431791, 20128022537]

約数ペア:

[(1, 20128022537), (7, 2875431791), (131, 153649027), (917, 21949861), (2887, 6971951), (7603, 2647379), (20209, 995993), (53221, 378197)]