20738601

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1129}}^1$

素因数の和:1305

約数の個数: 24

約数和(自身を含む): 32494280

約数和(自身を除く): 11755679

約数列:

[1, 3, 9, 13, 39, 117, 157, 471, 1129, 1413, 2041, 3387, 6123, 10161, 14677, 18369, 44031, 132093, 177253, 531759, 1595277, 2304289, 6912867, 20738601]

約数ペア:

[(1, 20738601), (3, 6912867), (9, 2304289), (13, 1595277), (39, 531759), (117, 177253), (157, 132093), (471, 44031), (1129, 18369), (1413, 14677), (2041, 10161), (3387, 6123)]