2009179988

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{461}}^1\times {\mathrm{25339}}^1$

素因数の和:25847

約数の個数: 24

約数和(自身を含む): 3605780640

約数和(自身を除く): 1596600652

約数列:

[1, 2, 4, 43, 86, 172, 461, 922, 1844, 19823, 25339, 39646, 50678, 79292, 101356, 1089577, 2179154, 4358308, 11681279, 23362558, 46725116, 502294997, 1004589994, 2009179988]

約数ペア:

[(1, 2009179988), (2, 1004589994), (4, 502294997), (43, 46725116), (86, 23362558), (172, 11681279), (461, 4358308), (922, 2179154), (1844, 1089577), (19823, 101356), (25339, 79292), (39646, 50678)]