20825874

素因数分解:

$2^1\times 3^2\times {\mathrm{677}}^1\times {\mathrm{1709}}^1$

素因数の和:2394

約数の個数: 24

約数和(自身を含む): 45215820

約数和(自身を除く): 24389946

約数列:

[1, 2, 3, 6, 9, 18, 677, 1354, 1709, 2031, 3418, 4062, 5127, 6093, 10254, 12186, 15381, 30762, 1156993, 2313986, 3470979, 6941958, 10412937, 20825874]

約数ペア:

[(1, 20825874), (2, 10412937), (3, 6941958), (6, 3470979), (9, 2313986), (18, 1156993), (677, 30762), (1354, 15381), (1709, 12186), (2031, 10254), (3418, 6093), (4062, 5127)]