18550587

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{769}}^1$

素因数の和:843

約数の個数: 32

約数和(自身を含む): 29272320

約数和(自身を除く): 10721733

約数列:

[1, 3, 11, 17, 33, 43, 51, 129, 187, 473, 561, 731, 769, 1419, 2193, 2307, 8041, 8459, 13073, 24123, 25377, 33067, 39219, 99201, 143803, 363737, 431409, 562139, 1091211, 1686417, 6183529, 18550587]

約数ペア:

[(1, 18550587), (3, 6183529), (11, 1686417), (17, 1091211), (33, 562139), (43, 431409), (51, 363737), (129, 143803), (187, 99201), (473, 39219), (561, 33067), (731, 25377), (769, 24123), (1419, 13073), (2193, 8459), (2307, 8041)]