19737945

素因数分解:

$3^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{499}}^1$

素因数の和:806

約数の個数: 32

約数和(自身を含む): 35280000

約数和(自身を除く): 15542055

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 293, 499, 879, 1465, 1497, 2495, 2637, 4395, 4491, 7485, 7911, 13185, 13473, 22455, 39555, 67365, 146207, 438621, 731035, 1315863, 2193105, 3947589, 6579315, 19737945]

約数ペア:

[(1, 19737945), (3, 6579315), (5, 3947589), (9, 2193105), (15, 1315863), (27, 731035), (45, 438621), (135, 146207), (293, 67365), (499, 39555), (879, 22455), (1465, 13473), (1497, 13185), (2495, 7911), (2637, 7485), (4395, 4491)]