19998341

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{467}}^1$

素因数の和:724

約数の個数: 16

約数和(自身を含む): 23250240

約数和(自身を除く): 3251899

約数列:

[1, 11, 17, 187, 229, 467, 2519, 3893, 5137, 7939, 42823, 87329, 106943, 1176373, 1818031, 19998341]

約数ペア:

[(1, 19998341), (11, 1818031), (17, 1176373), (187, 106943), (229, 87329), (467, 42823), (2519, 7939), (3893, 5137)]