20068687

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{337}}^1$

素因数の和:498

約数の個数: 16

約数和(自身を含む): 22194432

約数和(自身を除く): 2125745

約数列:

[1, 17, 31, 113, 337, 527, 1921, 3503, 5729, 10447, 38081, 59551, 177599, 647377, 1180511, 20068687]

約数ペア:

[(1, 20068687), (17, 1180511), (31, 647377), (113, 177599), (337, 59551), (527, 38081), (1921, 10447), (3503, 5729)]