20820834

素因数分解:

$2^1\times 3^3\times {\mathrm{385571}}^1$

素因数の和:385582

約数の個数: 16

約数和(自身を含む): 46268640

約数和(自身を除く): 25447806

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 385571, 771142, 1156713, 2313426, 3470139, 6940278, 10410417, 20820834]

約数ペア:

[(1, 20820834), (2, 10410417), (3, 6940278), (6, 3470139), (9, 2313426), (18, 1156713), (27, 771142), (54, 385571)]