20380254

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^2\times {\mathrm{6421}}^1$

素因数の和:6472

約数の個数: 24

約数和(自身を含む): 42616392

約数和(自身を除く): 22236138

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 529, 1058, 1587, 3174, 6421, 12842, 19263, 38526, 147683, 295366, 443049, 886098, 3396709, 6793418, 10190127, 20380254]

約数ペア:

[(1, 20380254), (2, 10190127), (3, 6793418), (6, 3396709), (23, 886098), (46, 443049), (69, 295366), (138, 147683), (529, 38526), (1058, 19263), (1587, 12842), (3174, 6421)]