20782832

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1913}}^1$

素因数の和:2025

約数の個数: 40

約数和(自身を含む): 46517856

約数和(自身を除く): 25735024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 679, 776, 1358, 1552, 1913, 2716, 3826, 5432, 7652, 10864, 13391, 15304, 26782, 30608, 53564, 107128, 185561, 214256, 371122, 742244, 1298927, 1484488, 2597854, 2968976, 5195708, 10391416, 20782832]

約数ペア:

[(1, 20782832), (2, 10391416), (4, 5195708), (7, 2968976), (8, 2597854), (14, 1484488), (16, 1298927), (28, 742244), (56, 371122), (97, 214256), (112, 185561), (194, 107128), (388, 53564), (679, 30608), (776, 26782), (1358, 15304), (1552, 13391), (1913, 10864), (2716, 7652), (3826, 5432)]