81811928

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{4817}}^1$

素因数の和:5027

約数の個数: 32

約数和(自身を含む): 168244560

約数和(自身を除く): 86432632

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 193, 386, 772, 1544, 2123, 4246, 4817, 8492, 9634, 16984, 19268, 38536, 52987, 105974, 211948, 423896, 929681, 1859362, 3718724, 7437448, 10226491, 20452982, 40905964, 81811928]

約数ペア:

[(1, 81811928), (2, 40905964), (4, 20452982), (8, 10226491), (11, 7437448), (22, 3718724), (44, 1859362), (88, 929681), (193, 423896), (386, 211948), (772, 105974), (1544, 52987), (2123, 38536), (4246, 19268), (4817, 16984), (8492, 9634)]