18156975579

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{39557681}}^1$

素因数の和:39557707

約数の個数: 16

約数和(自身を含む): 28481531040

約数和(自身を除く): 10324555461

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 39557681, 118673043, 356019129, 672480577, 1068057387, 2017441731, 6052325193, 18156975579]

約数ペア:

[(1, 18156975579), (3, 6052325193), (9, 2017441731), (17, 1068057387), (27, 672480577), (51, 356019129), (153, 118673043), (459, 39557681)]