19350495

素因数分解:

$3^4\times 5^1\times {\mathrm{47779}}^1$

素因数の和:47796

約数の個数: 20

約数和(自身を含む): 34688280

約数和(自身を除く): 15337785

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 47779, 143337, 238895, 430011, 716685, 1290033, 2150055, 3870099, 6450165, 19350495]

約数ペア:

[(1, 19350495), (3, 6450165), (5, 3870099), (9, 2150055), (15, 1290033), (27, 716685), (45, 430011), (81, 238895), (135, 143337), (405, 47779)]