20156193621

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{859}}^1\times {\mathrm{36721}}^1$

素因数の和:37657

約数の個数: 24

約数和(自身を含む): 29559741120

約数和(自身を除く): 9403547499

約数列:

[1, 3, 9, 71, 213, 639, 859, 2577, 7731, 36721, 60989, 110163, 182967, 330489, 548901, 2607191, 7821573, 23464719, 31543339, 94630017, 283890051, 2239577069, 6718731207, 20156193621]

約数ペア:

[(1, 20156193621), (3, 6718731207), (9, 2239577069), (71, 283890051), (213, 94630017), (639, 31543339), (859, 23464719), (2577, 7821573), (7731, 2607191), (36721, 548901), (60989, 330489), (110163, 182967)]