20834055

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{42089}}^1$

素因数の和:42111

約数の個数: 24

約数和(自身を含む): 39396240

約数和(自身を除く): 18562185

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 42089, 126267, 210445, 378801, 462979, 631335, 1388937, 1894005, 2314895, 4166811, 6944685, 20834055]

約数ペア:

[(1, 20834055), (3, 6944685), (5, 4166811), (9, 2314895), (11, 1894005), (15, 1388937), (33, 631335), (45, 462979), (55, 378801), (99, 210445), (165, 126267), (495, 42089)]