20666835

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{65609}}^1$

素因数の和:65627

約数の個数: 24

約数和(自身を含む): 40940640

約数和(自身を除く): 20273805

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 65609, 196827, 328045, 459263, 590481, 984135, 1377789, 2296315, 2952405, 4133367, 6888945, 20666835]

約数ペア:

[(1, 20666835), (3, 6888945), (5, 4133367), (7, 2952405), (9, 2296315), (15, 1377789), (21, 984135), (35, 590481), (45, 459263), (63, 328045), (105, 196827), (315, 65609)]