18980606

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{1049}}^1$

素因数の和:1243

約数の個数: 16

約数和(自身を含む): 29106000

約数和(自身を除く): 10125394

約数列:

[1, 2, 83, 109, 166, 218, 1049, 2098, 9047, 18094, 87067, 114341, 174134, 228682, 9490303, 18980606]

約数ペア:

[(1, 18980606), (2, 9490303), (83, 228682), (109, 174134), (166, 114341), (218, 87067), (1049, 18094), (2098, 9047)]