18795128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4967}}^1$

素因数の和:5027

約数の個数: 32

約数和(自身を含む): 39346560

約数和(自身を除く): 20551432

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 4967, 9934, 19868, 39736, 54637, 109274, 213581, 218548, 427162, 437096, 854324, 1708648, 2349391, 4698782, 9397564, 18795128]

約数ペア:

[(1, 18795128), (2, 9397564), (4, 4698782), (8, 2349391), (11, 1708648), (22, 854324), (43, 437096), (44, 427162), (86, 218548), (88, 213581), (172, 109274), (344, 54637), (473, 39736), (946, 19868), (1892, 9934), (3784, 4967)]