20588281

素因数分解:

$7^2\times {\mathrm{89}}^1\times {\mathrm{4721}}^1$

素因数の和:4824

約数の個数: 12

約数和(自身を含む): 24223860

約数和(自身を除く): 3635579

約数列:

[1, 7, 49, 89, 623, 4361, 4721, 33047, 231329, 420169, 2941183, 20588281]

約数ペア:

[(1, 20588281), (7, 2941183), (49, 420169), (89, 231329), (623, 33047), (4361, 4721)]