20036488

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{683}}^1$

素因数の和:901

約数の個数: 32

約数和(自身を含む): 39808800

約数和(自身を除く): 19772312

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 193, 386, 683, 772, 1366, 1544, 2732, 3667, 5464, 7334, 12977, 14668, 25954, 29336, 51908, 103816, 131819, 263638, 527276, 1054552, 2504561, 5009122, 10018244, 20036488]

約数ペア:

[(1, 20036488), (2, 10018244), (4, 5009122), (8, 2504561), (19, 1054552), (38, 527276), (76, 263638), (152, 131819), (193, 103816), (386, 51908), (683, 29336), (772, 25954), (1366, 14668), (1544, 12977), (2732, 7334), (3667, 5464)]