20910043

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{613}}^1$

素因数の和:1074

約数の個数: 16

約数和(自身を含む): 26171136

約数和(自身を除く): 5261093

約数列:

[1, 7, 11, 77, 443, 613, 3101, 4291, 4873, 6743, 34111, 47201, 271559, 1900913, 2987149, 20910043]

約数ペア:

[(1, 20910043), (7, 2987149), (11, 1900913), (77, 271559), (443, 47201), (613, 34111), (3101, 6743), (4291, 4873)]