18469615

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{449}}^1$

素因数の和:906

約数の個数: 16

約数和(自身を含む): 23436000

約数和(自身を除く): 4966385

約数列:

[1, 5, 19, 95, 433, 449, 2165, 2245, 8227, 8531, 41135, 42655, 194417, 972085, 3693923, 18469615]

約数ペア:

[(1, 18469615), (5, 3693923), (19, 972085), (95, 194417), (433, 42655), (449, 41135), (2165, 8531), (2245, 8227)]