18555874

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{1361}}^1$

素因数の和:1781

約数の個数: 16

約数和(自身を含む): 29566296

約数和(自身を除く): 11010422

約数列:

[1, 2, 17, 34, 401, 802, 1361, 2722, 6817, 13634, 23137, 46274, 545761, 1091522, 9277937, 18555874]

約数ペア:

[(1, 18555874), (2, 9277937), (17, 1091522), (34, 545761), (401, 46274), (802, 23137), (1361, 13634), (2722, 6817)]