20844251908

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{127099097}}^1$

素因数の和:127099142

約数の個数: 12

約数和(自身を含む): 37367134812

約数和(自身を除く): 16522882904

約数列:

[1, 2, 4, 41, 82, 164, 127099097, 254198194, 508396388, 5211062977, 10422125954, 20844251908]

約数ペア:

[(1, 20844251908), (2, 10422125954), (4, 5211062977), (41, 508396388), (82, 254198194), (164, 127099097)]