20683791

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{32369}}^1$

素因数の和:32446

約数の個数: 12

約数和(自身を含む): 30298320

約数和(自身を除く): 9614529

約数列:

[1, 3, 9, 71, 213, 639, 32369, 97107, 291321, 2298199, 6894597, 20683791]

約数ペア:

[(1, 20683791), (3, 6894597), (9, 2298199), (71, 291321), (213, 97107), (639, 32369)]