18459166

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1993}}^1$

素因数の和:2427

約数の個数: 16

約数和(自身を含む): 30292848

約数和(自身を除く): 11833682

約数列:

[1, 2, 11, 22, 421, 842, 1993, 3986, 4631, 9262, 21923, 43846, 839053, 1678106, 9229583, 18459166]

約数ペア:

[(1, 18459166), (2, 9229583), (11, 1678106), (22, 839053), (421, 43846), (842, 21923), (1993, 9262), (3986, 4631)]