20797244

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{17389}}^1$

素因数の和:17429

約数の個数: 24

約数和(自身を含む): 40901280

約数和(自身を除く): 20104036

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 598, 1196, 17389, 34778, 69556, 226057, 399947, 452114, 799894, 904228, 1599788, 5199311, 10398622, 20797244]

約数ペア:

[(1, 20797244), (2, 10398622), (4, 5199311), (13, 1599788), (23, 904228), (26, 799894), (46, 452114), (52, 399947), (92, 226057), (299, 69556), (598, 34778), (1196, 17389)]