20308185

素因数分解:

$3^3\times 5^1\times {\mathrm{150431}}^1$

素因数の和:150445

約数の個数: 16

約数和(自身を含む): 36103680

約数和(自身を除く): 15795495

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 150431, 451293, 752155, 1353879, 2256465, 4061637, 6769395, 20308185]

約数ペア:

[(1, 20308185), (3, 6769395), (5, 4061637), (9, 2256465), (15, 1353879), (27, 752155), (45, 451293), (135, 150431)]