18869426

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{857}}^1$

素因数の和:1069

約数の個数: 16

約数和(自身を含む): 28880280

約数和(自身を除く): 10010854

約数列:

[1, 2, 101, 109, 202, 218, 857, 1714, 11009, 22018, 86557, 93413, 173114, 186826, 9434713, 18869426]

約数ペア:

[(1, 18869426), (2, 9434713), (101, 186826), (109, 173114), (202, 93413), (218, 86557), (857, 22018), (1714, 11009)]