20286963

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{9511}}^1$

素因数の和:9599

約数の個数: 16

約数和(自身を含む): 30438400

約数和(自身を除く): 10151437

約数列:

[1, 3, 9, 27, 79, 237, 711, 2133, 9511, 28533, 85599, 256797, 751369, 2254107, 6762321, 20286963]

約数ペア:

[(1, 20286963), (3, 6762321), (9, 2254107), (27, 751369), (79, 256797), (237, 85599), (711, 28533), (2133, 9511)]