2009881232

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{2921339}}^1$

素因数の和:2921390

約数の個数: 20

約数和(自身を含む): 3984707760

約数和(自身を除く): 1974826528

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 2921339, 5842678, 11685356, 23370712, 46741424, 125617577, 251235154, 502470308, 1004940616, 2009881232]

約数ペア:

[(1, 2009881232), (2, 1004940616), (4, 502470308), (8, 251235154), (16, 125617577), (43, 46741424), (86, 23370712), (172, 11685356), (344, 5842678), (688, 2921339)]