18051638

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1949}}^1$

素因数の和:2383

約数の個数: 16

約数和(自身を含む): 29624400

約数和(自身を除く): 11572762

約数列:

[1, 2, 11, 22, 421, 842, 1949, 3898, 4631, 9262, 21439, 42878, 820529, 1641058, 9025819, 18051638]

約数ペア:

[(1, 18051638), (2, 9025819), (11, 1641058), (22, 820529), (421, 42878), (842, 21439), (1949, 9262), (3898, 4631)]