20189593075

素因数分解:

$5^2\times {\mathrm{1447}}^1\times {\mathrm{558109}}^1$

素因数の和:559566

約数の個数: 12

約数和(自身を含む): 25052441680

約数和(自身を除く): 4862848605

約数列:

[1, 5, 25, 1447, 7235, 36175, 558109, 2790545, 13952725, 807583723, 4037918615, 20189593075]

約数ペア:

[(1, 20189593075), (5, 4037918615), (25, 807583723), (1447, 13952725), (7235, 2790545), (36175, 558109)]