20560708

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{17077}}^1$

素因数の和:17131

約数の個数: 24

約数和(自身を含む): 42080192

約数和(自身を除く): 21519484

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 17077, 34154, 68308, 119539, 239078, 478156, 734311, 1468622, 2937244, 5140177, 10280354, 20560708]

約数ペア:

[(1, 20560708), (2, 10280354), (4, 5140177), (7, 2937244), (14, 1468622), (28, 734311), (43, 478156), (86, 239078), (172, 119539), (301, 68308), (602, 34154), (1204, 17077)]