20199442865

素因数分解:

$5^1\times 7^1\times {\mathrm{857}}^1\times {\mathrm{673427}}^1$

素因数の和:674296

約数の個数: 16

約数和(自身を含む): 27734458752

約数和(自身を除く): 7535015887

約数列:

[1, 5, 7, 35, 857, 4285, 5999, 29995, 673427, 3367135, 4713989, 23569945, 577126939, 2885634695, 4039888573, 20199442865]

約数ペア:

[(1, 20199442865), (5, 4039888573), (7, 2885634695), (35, 577126939), (857, 23569945), (4285, 4713989), (5999, 3367135), (29995, 673427)]