18886275

素因数分解:

$3^2\times 5^2\times {\mathrm{83939}}^1$

素因数の和:83955

約数の個数: 18

約数和(自身を含む): 33827820

約数和(自身を除く): 14941545

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 83939, 251817, 419695, 755451, 1259085, 2098475, 3777255, 6295425, 18886275]

約数ペア:

[(1, 18886275), (3, 6295425), (5, 3777255), (9, 2098475), (15, 1259085), (25, 755451), (45, 419695), (75, 251817), (225, 83939)]