18272140

素因数分解:

$2^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{2711}}^1$

素因数の和:3057

約数の個数: 24

約数和(自身を含む): 38499552

約数和(自身を除く): 20227412

約数列:

[1, 2, 4, 5, 10, 20, 337, 674, 1348, 1685, 2711, 3370, 5422, 6740, 10844, 13555, 27110, 54220, 913607, 1827214, 3654428, 4568035, 9136070, 18272140]

約数ペア:

[(1, 18272140), (2, 9136070), (4, 4568035), (5, 3654428), (10, 1827214), (20, 913607), (337, 54220), (674, 27110), (1348, 13555), (1685, 10844), (2711, 6740), (3370, 5422)]