18409521

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{27767}}^1$

素因数の和:27800

約数の個数: 16

約数和(自身を含む): 27990144

約数和(自身を除く): 9580623

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 27767, 83301, 360971, 472039, 1082913, 1416117, 6136507, 18409521]

約数ペア:

[(1, 18409521), (3, 6136507), (13, 1416117), (17, 1082913), (39, 472039), (51, 360971), (221, 83301), (663, 27767)]