15380816

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{311}}^1$

素因数の和:611

約数の個数: 40

約数和(自身を含む): 32730048

約数和(自身を除く): 17349232

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 281, 311, 562, 622, 1124, 1244, 2248, 2488, 3091, 3421, 4496, 4976, 6182, 6842, 12364, 13684, 24728, 27368, 49456, 54736, 87391, 174782, 349564, 699128, 961301, 1398256, 1922602, 3845204, 7690408, 15380816]

約数ペア:

[(1, 15380816), (2, 7690408), (4, 3845204), (8, 1922602), (11, 1398256), (16, 961301), (22, 699128), (44, 349564), (88, 174782), (176, 87391), (281, 54736), (311, 49456), (562, 27368), (622, 24728), (1124, 13684), (1244, 12364), (2248, 6842), (2488, 6182), (3091, 4976), (3421, 4496)]