18049306

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{8123}}^1$

素因数の和:8237

約数の個数: 16

約数和(自身を含む): 29831328

約数和(自身を除く): 11782022

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 8123, 16246, 89353, 178706, 820423, 1640846, 9024653, 18049306]

約数ペア:

[(1, 18049306), (2, 9024653), (11, 1640846), (22, 820423), (101, 178706), (202, 89353), (1111, 16246), (2222, 8123)]