20146874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{9067}}^1$

素因数の和:9181

約数の個数: 16

約数和(自身を含む): 33297696

約数和(自身を除く): 13150822

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 9067, 18134, 99737, 199474, 915767, 1831534, 10073437, 20146874]

約数ペア:

[(1, 20146874), (2, 10073437), (11, 1831534), (22, 915767), (101, 199474), (202, 99737), (1111, 18134), (2222, 9067)]