20168993663

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{7109}}^1\times {\mathrm{31177}}^1$

素因数の和:38306

約数の個数: 16

約数和(自身を含む): 24827664960

約数和(自身を除く): 4658671297

約数列:

[1, 7, 13, 91, 7109, 31177, 49763, 92417, 218239, 405301, 646919, 2837107, 221637293, 1551461051, 2881284809, 20168993663]

約数ペア:

[(1, 20168993663), (7, 2881284809), (13, 1551461051), (91, 221637293), (7109, 2837107), (31177, 646919), (49763, 405301), (92417, 218239)]