18090413

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{857}}^1$

素因数の和:988

約数の個数: 16

約数和(自身を含む): 21003840

約数和(自身を除く): 2913427

約数列:

[1, 11, 19, 101, 209, 857, 1111, 1919, 9427, 16283, 21109, 86557, 179113, 952127, 1644583, 18090413]

約数ペア:

[(1, 18090413), (11, 1644583), (19, 952127), (101, 179113), (209, 86557), (857, 21109), (1111, 16283), (1919, 9427)]