20832959

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{691}}^1$

素因数の和:830

約数の個数: 16

約数和(自身を含む): 24579840

約数和(自身を除く): 3746881

約数列:

[1, 7, 59, 73, 413, 511, 691, 4307, 4837, 30149, 40769, 50443, 285383, 353101, 2976137, 20832959]

約数ペア:

[(1, 20832959), (7, 2976137), (59, 353101), (73, 285383), (413, 50443), (511, 40769), (691, 30149), (4307, 4837)]