20116845

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{63863}}^1$

素因数の和:63881

約数の個数: 24

約数和(自身を含む): 39851136

約数和(自身を除く): 19734291

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 63863, 191589, 319315, 447041, 574767, 957945, 1341123, 2235205, 2873835, 4023369, 6705615, 20116845]

約数ペア:

[(1, 20116845), (3, 6705615), (5, 4023369), (7, 2873835), (9, 2235205), (15, 1341123), (21, 957945), (35, 574767), (45, 447041), (63, 319315), (105, 191589), (315, 63863)]