20875275

素因数分解:

$3^2\times 5^2\times {\mathrm{92779}}^1$

素因数の和:92795

約数の個数: 18

約数和(自身を含む): 37390340

約数和(自身を除く): 16515065

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 92779, 278337, 463895, 835011, 1391685, 2319475, 4175055, 6958425, 20875275]

約数ペア:

[(1, 20875275), (3, 6958425), (5, 4175055), (9, 2319475), (15, 1391685), (25, 835011), (45, 463895), (75, 278337), (225, 92779)]