20658216

素因数分解:

$2^3\times 3^1\times {\mathrm{860759}}^1$

素因数の和:860768

約数の個数: 16

約数和(自身を含む): 51645600

約数和(自身を除く): 30987384

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 860759, 1721518, 2582277, 3443036, 5164554, 6886072, 10329108, 20658216]

約数ペア:

[(1, 20658216), (2, 10329108), (3, 6886072), (4, 5164554), (6, 3443036), (8, 2582277), (12, 1721518), (24, 860759)]