20154204292

素因数分解:

$2^2\times {\mathrm{4507}}^1\times {\mathrm{1117939}}^1$

素因数の和:1122450

約数の個数: 12

約数和(自身を含む): 35277714640

約数和(自身を除く): 15123510348

約数列:

[1, 2, 4, 4507, 9014, 18028, 1117939, 2235878, 4471756, 5038551073, 10077102146, 20154204292]

約数ペア:

[(1, 20154204292), (2, 10077102146), (4, 5038551073), (4507, 4471756), (9014, 2235878), (18028, 1117939)]