20794707

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1021}}^1$

素因数の和:1131

約数の個数: 24

約数和(自身を含む): 31461248

約数和(自身を除く): 10666541

約数列:

[1, 3, 9, 31, 73, 93, 219, 279, 657, 1021, 2263, 3063, 6789, 9189, 20367, 31651, 74533, 94953, 223599, 284859, 670797, 2310523, 6931569, 20794707]

約数ペア:

[(1, 20794707), (3, 6931569), (9, 2310523), (31, 670797), (73, 284859), (93, 223599), (219, 94953), (279, 74533), (657, 31651), (1021, 20367), (2263, 9189), (3063, 6789)]