18467042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{8311}}^1$

素因数の和:8425

約数の個数: 16

約数和(自身を含む): 30521664

約数和(自身を除く): 12054622

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 8311, 16622, 91421, 182842, 839411, 1678822, 9233521, 18467042]

約数ペア:

[(1, 18467042), (2, 9233521), (11, 1678822), (22, 839411), (101, 182842), (202, 91421), (1111, 16622), (2222, 8311)]