20055908

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{787}}^1$

素因数の和:1091

約数の個数: 24

約数和(自身を含む): 36802752

約数和(自身を除く): 16746844

約数列:

[1, 2, 4, 23, 46, 92, 277, 554, 787, 1108, 1574, 3148, 6371, 12742, 18101, 25484, 36202, 72404, 217999, 435998, 871996, 5013977, 10027954, 20055908]

約数ペア:

[(1, 20055908), (2, 10027954), (4, 5013977), (23, 871996), (46, 435998), (92, 217999), (277, 72404), (554, 36202), (787, 25484), (1108, 18101), (1574, 12742), (3148, 6371)]