40808548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{21569}}^1$

素因数の和:21627

約数の個数: 24

約数和(自身を含む): 79722720

約数和(自身を除く): 38914172

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 21569, 43138, 86276, 237259, 474518, 927467, 949036, 1854934, 3709868, 10202137, 20404274, 40808548]

約数ペア:

[(1, 40808548), (2, 20404274), (4, 10202137), (11, 3709868), (22, 1854934), (43, 949036), (44, 927467), (86, 474518), (172, 237259), (473, 86276), (946, 43138), (1892, 21569)]