20626155

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41669}}^1$

素因数の和:41691

約数の個数: 24

約数和(自身を含む): 39003120

約数和(自身を除く): 18376965

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 41669, 125007, 208345, 375021, 458359, 625035, 1375077, 1875105, 2291795, 4125231, 6875385, 20626155]

約数ペア:

[(1, 20626155), (3, 6875385), (5, 4125231), (9, 2291795), (11, 1875105), (15, 1375077), (33, 625035), (45, 458359), (55, 375021), (99, 208345), (165, 125007), (495, 41669)]