20252475

素因数分解:

$3^2\times 5^2\times {\mathrm{90011}}^1$

素因数の和:90027

約数の個数: 18

約数和(自身を含む): 36274836

約数和(自身を除く): 16022361

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 90011, 270033, 450055, 810099, 1350165, 2250275, 4050495, 6750825, 20252475]

約数ペア:

[(1, 20252475), (3, 6750825), (5, 4050495), (9, 2250275), (15, 1350165), (25, 810099), (45, 450055), (75, 270033), (225, 90011)]