20685054

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{265193}}^1$

素因数の和:265211

約数の個数: 16

約数和(自身を含む): 44552592

約数和(自身を除く): 23867538

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 265193, 530386, 795579, 1591158, 3447509, 6895018, 10342527, 20685054]

約数ペア:

[(1, 20685054), (2, 10342527), (3, 6895018), (6, 3447509), (13, 1591158), (26, 795579), (39, 530386), (78, 265193)]