20383727

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9739}}^1$

素因数の和:9782

約数の個数: 16

約数和(自身を含む): 26181120

約数和(自身を除く): 5797393

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 9739, 68173, 126607, 223997, 886249, 1567979, 2911961, 20383727]

約数ペア:

[(1, 20383727), (7, 2911961), (13, 1567979), (23, 886249), (91, 223997), (161, 126607), (299, 68173), (2093, 9739)]