20275029

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{10883}}^1$

素因数の和:10918

約数の個数: 20

約数和(自身を含む): 31607136

約数和(自身を除く): 11332107

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 10883, 32649, 97947, 250309, 293841, 750927, 881523, 2252781, 6758343, 20275029]

約数ペア:

[(1, 20275029), (3, 6758343), (9, 2252781), (23, 881523), (27, 750927), (69, 293841), (81, 250309), (207, 97947), (621, 32649), (1863, 10883)]