20173208

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{9967}}^1$

素因数の和:10007

約数の個数: 32

約数和(自身を含む): 43061760

約数和(自身を除く): 22888552

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 506, 1012, 2024, 9967, 19934, 39868, 79736, 109637, 219274, 229241, 438548, 458482, 877096, 916964, 1833928, 2521651, 5043302, 10086604, 20173208]

約数ペア:

[(1, 20173208), (2, 10086604), (4, 5043302), (8, 2521651), (11, 1833928), (22, 916964), (23, 877096), (44, 458482), (46, 438548), (88, 229241), (92, 219274), (184, 109637), (253, 79736), (506, 39868), (1012, 19934), (2024, 9967)]