18320029

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8753}}^1$

素因数の和:8796

約数の個数: 16

約数和(自身を含む): 23530752

約数和(自身を除く): 5210723

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 8753, 61271, 113789, 201319, 796523, 1409233, 2617147, 18320029]

約数ペア:

[(1, 18320029), (7, 2617147), (13, 1409233), (23, 796523), (91, 201319), (161, 113789), (299, 61271), (2093, 8753)]