18668752

素因数分解:

$2^4\times {\mathrm{1039}}^1\times {\mathrm{1123}}^1$

素因数の和:2170

約数の個数: 20

約数和(自身を含む): 36237760

約数和(自身を除く): 17569008

約数列:

[1, 2, 4, 8, 16, 1039, 1123, 2078, 2246, 4156, 4492, 8312, 8984, 16624, 17968, 1166797, 2333594, 4667188, 9334376, 18668752]

約数ペア:

[(1, 18668752), (2, 9334376), (4, 4667188), (8, 2333594), (16, 1166797), (1039, 17968), (1123, 16624), (2078, 8984), (2246, 8312), (4156, 4492)]