18022642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{8111}}^1$

素因数の和:8225

約数の個数: 16

約数和(自身を含む): 29787264

約数和(自身を除く): 11764622

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 8111, 16222, 89221, 178442, 819211, 1638422, 9011321, 18022642]

約数ペア:

[(1, 18022642), (2, 9011321), (11, 1638422), (22, 819211), (101, 178442), (202, 89221), (1111, 16222), (2222, 8111)]