20884144

素因数分解:

$2^4\times {\mathrm{193}}^1\times {\mathrm{6763}}^1$

素因数の和:6964

約数の個数: 20

約数和(自身を含む): 40678696

約数和(自身を除く): 19794552

約数列:

[1, 2, 4, 8, 16, 193, 386, 772, 1544, 3088, 6763, 13526, 27052, 54104, 108208, 1305259, 2610518, 5221036, 10442072, 20884144]

約数ペア:

[(1, 20884144), (2, 10442072), (4, 5221036), (8, 2610518), (16, 1305259), (193, 108208), (386, 54104), (772, 27052), (1544, 13526), (3088, 6763)]