20463141

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 29538432

約数和(自身を除く): 9075291

約数列:

[1, 3, 41, 43, 53, 73, 123, 129, 159, 219, 1763, 2173, 2279, 2993, 3139, 3869, 5289, 6519, 6837, 8979, 9417, 11607, 93439, 128699, 158629, 166367, 280317, 386097, 475887, 499101, 6821047, 20463141]

約数ペア:

[(1, 20463141), (3, 6821047), (41, 499101), (43, 475887), (53, 386097), (73, 280317), (123, 166367), (129, 158629), (159, 128699), (219, 93439), (1763, 11607), (2173, 9417), (2279, 8979), (2993, 6837), (3139, 6519), (3869, 5289)]