20612853

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1747}}^1$

素因数の和:1798

約数の個数: 32

約数和(自身を含む): 33561600

約数和(自身を除く): 12948747

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 171, 207, 437, 513, 621, 1311, 1747, 3933, 5241, 11799, 15723, 33193, 40181, 47169, 99579, 120543, 298737, 361629, 763439, 896211, 1084887, 2290317, 6870951, 20612853]

約数ペア:

[(1, 20612853), (3, 6870951), (9, 2290317), (19, 1084887), (23, 896211), (27, 763439), (57, 361629), (69, 298737), (171, 120543), (207, 99579), (437, 47169), (513, 40181), (621, 33193), (1311, 15723), (1747, 11799), (3933, 5241)]