20215322449

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{17937287}}^1$

素因数の和:17937324

約数の個数: 12

約数和(自身を含む): 24538209984

約数和(自身を除く): 4322887535

約数列:

[1, 7, 23, 49, 161, 1127, 17937287, 125561009, 412557601, 878927063, 2887903207, 20215322449]

約数ペア:

[(1, 20215322449), (7, 2887903207), (23, 878927063), (49, 412557601), (161, 125561009), (1127, 17937287)]