18782027278

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{78916081}}^1$

素因数の和:78916107

約数の個数: 16

約数和(自身を含む): 34091747424

約数和(自身を除く): 15309720146

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 78916081, 157832162, 552412567, 1104825134, 1341573377, 2683146754, 9391013639, 18782027278]

約数ペア:

[(1, 18782027278), (2, 9391013639), (7, 2683146754), (14, 1341573377), (17, 1104825134), (34, 552412567), (119, 157832162), (238, 78916081)]