20454375105

素因数分解:

$3^2\times 5^1\times {\mathrm{454541669}}^1$

素因数の和:454541680

約数の個数: 12

約数和(自身を含む): 35454250260

約数和(自身を除く): 14999875155

約数列:

[1, 3, 5, 9, 15, 45, 454541669, 1363625007, 2272708345, 4090875021, 6818125035, 20454375105]

約数ペア:

[(1, 20454375105), (3, 6818125035), (5, 4090875021), (9, 2272708345), (15, 1363625007), (45, 454541669)]