20269445

素因数分解:

$5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{2137}}^1$

素因数の和:2420

約数の個数: 16

約数和(自身を含む): 27913728

約数和(自身を除く): 7644283

約数列:

[1, 5, 7, 35, 271, 1355, 1897, 2137, 9485, 10685, 14959, 74795, 579127, 2895635, 4053889, 20269445]

約数ペア:

[(1, 20269445), (5, 4053889), (7, 2895635), (35, 579127), (271, 74795), (1355, 14959), (1897, 10685), (2137, 9485)]