18156391

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{643}}^1$

素因数の和:822

約数の個数: 16

約数和(自身を含む): 21143808

約数和(自身を除く): 2987417

約数列:

[1, 11, 17, 151, 187, 643, 1661, 2567, 7073, 10931, 28237, 97093, 120241, 1068023, 1650581, 18156391]

約数ペア:

[(1, 18156391), (11, 1650581), (17, 1068023), (151, 120241), (187, 97093), (643, 28237), (1661, 10931), (2567, 7073)]