18985652

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{6337}}^1$

素因数の和:6455

約数の個数: 24

約数和(自身を含む): 38332224

約数和(自身を除く): 19346572

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 428, 749, 1498, 2996, 6337, 12674, 25348, 44359, 88718, 177436, 678059, 1356118, 2712236, 4746413, 9492826, 18985652]

約数ペア:

[(1, 18985652), (2, 9492826), (4, 4746413), (7, 2712236), (14, 1356118), (28, 678059), (107, 177436), (214, 88718), (428, 44359), (749, 25348), (1498, 12674), (2996, 6337)]