20512133991

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{288023}}^1$

素因数の和:288263

約数の個数: 24

約数和(自身を含む): 30508654176

約数和(自身を除く): 9996520185

約数列:

[1, 3, 9, 41, 123, 193, 369, 579, 1737, 7913, 23739, 71217, 288023, 864069, 2592207, 11808943, 35426829, 55588439, 106280487, 166765317, 500295951, 2279125999, 6837377997, 20512133991]

約数ペア:

[(1, 20512133991), (3, 6837377997), (9, 2279125999), (41, 500295951), (123, 166765317), (193, 106280487), (369, 55588439), (579, 35426829), (1737, 11808943), (7913, 2592207), (23739, 864069), (71217, 288023)]