18372556485

素因数分解:

$3^4\times 5^1\times {\mathrm{45364337}}^1$

素因数の和:45364354

約数の個数: 20

約数和(自身を含む): 32934509388

約数和(自身を除く): 14561952903

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 45364337, 136093011, 226821685, 408279033, 680465055, 1224837099, 2041395165, 3674511297, 6124185495, 18372556485]

約数ペア:

[(1, 18372556485), (3, 6124185495), (5, 3674511297), (9, 2041395165), (15, 1224837099), (27, 680465055), (45, 408279033), (81, 226821685), (135, 136093011), (405, 45364337)]