20654874

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{49891}}^1$

素因数の和:49922

約数の個数: 24

約数和(自身を含む): 46698912

約数和(自身を除く): 26044038

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 49891, 99782, 149673, 299346, 449019, 898038, 1147493, 2294986, 3442479, 6884958, 10327437, 20654874]

約数ペア:

[(1, 20654874), (2, 10327437), (3, 6884958), (6, 3442479), (9, 2294986), (18, 1147493), (23, 898038), (46, 449019), (69, 299346), (138, 149673), (207, 99782), (414, 49891)]