20168628472

素因数分解:

$2^3\times {\mathrm{2267}}^1\times {\mathrm{1112077}}^1$

素因数の和:1114350

約数の個数: 16

約数和(自身を含む): 37832893560

約数和(自身を除く): 17664265088

約数列:

[1, 2, 4, 8, 2267, 4534, 9068, 18136, 1112077, 2224154, 4448308, 8896616, 2521078559, 5042157118, 10084314236, 20168628472]

約数ペア:

[(1, 20168628472), (2, 10084314236), (4, 5042157118), (8, 2521078559), (2267, 8896616), (4534, 4448308), (9068, 2224154), (18136, 1112077)]