19497244

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1777}}^1$

素因数の和:2005

約数の個数: 24

約数和(自身を含む): 36939728

約数和(自身を除く): 17442484

約数列:

[1, 2, 4, 13, 26, 52, 211, 422, 844, 1777, 2743, 3554, 5486, 7108, 10972, 23101, 46202, 92404, 374947, 749894, 1499788, 4874311, 9748622, 19497244]

約数ペア:

[(1, 19497244), (2, 9748622), (4, 4874311), (13, 1499788), (26, 749894), (52, 374947), (211, 92404), (422, 46202), (844, 23101), (1777, 10972), (2743, 7108), (3554, 5486)]