20123961067

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{17856221}}^1$

素因数の和:17856258

約数の個数: 12

約数和(自身を含む): 24427311696

約数和(自身を除く): 4303350629

約数列:

[1, 7, 23, 49, 161, 1127, 17856221, 124993547, 410693083, 874954829, 2874851581, 20123961067]

約数ペア:

[(1, 20123961067), (7, 2874851581), (23, 874954829), (49, 410693083), (161, 124993547), (1127, 17856221)]