18194181

素因数分解:

$3^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{821}}^1$

素因数の和:996

約数の個数: 16

約数和(自身を含む): 24857280

約数和(自身を除く): 6663099

約数列:

[1, 3, 83, 89, 249, 267, 821, 2463, 7387, 22161, 68143, 73069, 204429, 219207, 6064727, 18194181]

約数ペア:

[(1, 18194181), (3, 6064727), (83, 219207), (89, 204429), (249, 73069), (267, 68143), (821, 22161), (2463, 7387)]