20082519

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{443}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 31541760

約数和(自身を除く): 11459241

約数列:

[1, 3, 9, 23, 27, 69, 73, 207, 219, 443, 621, 657, 1329, 1679, 1971, 3987, 5037, 10189, 11961, 15111, 30567, 32339, 45333, 91701, 97017, 275103, 291051, 743797, 873153, 2231391, 6694173, 20082519]

約数ペア:

[(1, 20082519), (3, 6694173), (9, 2231391), (23, 873153), (27, 743797), (69, 291051), (73, 275103), (207, 97017), (219, 91701), (443, 45333), (621, 32339), (657, 30567), (1329, 15111), (1679, 11961), (1971, 10189), (3987, 5037)]