20565516307

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{4649}}^1\times {\mathrm{10711}}^1$

素因数の和:15426

約数の個数: 16

約数和(自身を含む): 23909184000

約数和(自身を除く): 3343667693

約数列:

[1, 7, 59, 413, 4649, 10711, 32543, 74977, 274291, 631949, 1920037, 4423643, 49795439, 348568073, 2937930901, 20565516307]

約数ペア:

[(1, 20565516307), (7, 2937930901), (59, 348568073), (413, 49795439), (4649, 4423643), (10711, 1920037), (32543, 631949), (74977, 274291)]