20267912

素因数分解:

$2^3\times 7^1\times {\mathrm{361927}}^1$

素因数の和:361940

約数の個数: 16

約数和(自身を含む): 43431360

約数和(自身を除く): 23163448

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 361927, 723854, 1447708, 2533489, 2895416, 5066978, 10133956, 20267912]

約数ペア:

[(1, 20267912), (2, 10133956), (4, 5066978), (7, 2895416), (8, 2533489), (14, 1447708), (28, 723854), (56, 361927)]