20020449

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{1327}}^1$

素因数の和:1484

約数の個数: 16

約数和(自身を含む): 27537408

約数和(自身を除く): 7516959

約数列:

[1, 3, 47, 107, 141, 321, 1327, 3981, 5029, 15087, 62369, 141989, 187107, 425967, 6673483, 20020449]

約数ペア:

[(1, 20020449), (3, 6673483), (47, 425967), (107, 187107), (141, 141989), (321, 62369), (1327, 15087), (3981, 5029)]