20984526

素因数分解:

$2^1\times 3^2\times {\mathrm{457}}^1\times {\mathrm{2551}}^1$

素因数の和:3016

約数の個数: 24

約数和(自身を含む): 45583824

約数和(自身を除く): 24599298

約数列:

[1, 2, 3, 6, 9, 18, 457, 914, 1371, 2551, 2742, 4113, 5102, 7653, 8226, 15306, 22959, 45918, 1165807, 2331614, 3497421, 6994842, 10492263, 20984526]

約数ペア:

[(1, 20984526), (2, 10492263), (3, 6994842), (6, 3497421), (9, 2331614), (18, 1165807), (457, 45918), (914, 22959), (1371, 15306), (2551, 8226), (2742, 7653), (4113, 5102)]