18936315

素因数分解:

$3^3\times 5^1\times {\mathrm{140269}}^1$

素因数の和:140283

約数の個数: 16

約数和(自身を含む): 33664800

約数和(自身を除く): 14728485

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 140269, 420807, 701345, 1262421, 2104035, 3787263, 6312105, 18936315]

約数ペア:

[(1, 18936315), (3, 6312105), (5, 3787263), (9, 2104035), (15, 1262421), (27, 701345), (45, 420807), (135, 140269)]