20533121

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{599}}^1$

素因数の和:748

約数の個数: 16

約数和(自身を含む): 24192000

約数和(自身を除く): 3658879

約数列:

[1, 7, 59, 83, 413, 581, 599, 4193, 4897, 34279, 35341, 49717, 247387, 348019, 2933303, 20533121]

約数ペア:

[(1, 20533121), (7, 2933303), (59, 348019), (83, 247387), (413, 49717), (581, 35341), (599, 34279), (4193, 4897)]