20339308

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{503}}^1\times {\mathrm{919}}^1$

素因数の和:1437

約数の個数: 24

約数和(自身を含む): 38949120

約数和(自身を除く): 18609812

約数列:

[1, 2, 4, 11, 22, 44, 503, 919, 1006, 1838, 2012, 3676, 5533, 10109, 11066, 20218, 22132, 40436, 462257, 924514, 1849028, 5084827, 10169654, 20339308]

約数ペア:

[(1, 20339308), (2, 10169654), (4, 5084827), (11, 1849028), (22, 924514), (44, 462257), (503, 40436), (919, 22132), (1006, 20218), (1838, 11066), (2012, 10109), (3676, 5533)]