20077155

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{63737}}^1$

素因数の和:63755

約数の個数: 24

約数和(自身を含む): 39772512

約数和(自身を除く): 19695357

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 63737, 191211, 318685, 446159, 573633, 956055, 1338477, 2230795, 2868165, 4015431, 6692385, 20077155]

約数ペア:

[(1, 20077155), (3, 6692385), (5, 4015431), (7, 2868165), (9, 2230795), (15, 1338477), (21, 956055), (35, 573633), (45, 446159), (63, 318685), (105, 191211), (315, 63737)]