18502728

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{17929}}^1$

素因数の和:17981

約数の個数: 32

約数和(自身を含む): 47335200

約数和(自身を除く): 28832472

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 17929, 35858, 53787, 71716, 107574, 143432, 215148, 430296, 770947, 1541894, 2312841, 3083788, 4625682, 6167576, 9251364, 18502728]

約数ペア:

[(1, 18502728), (2, 9251364), (3, 6167576), (4, 4625682), (6, 3083788), (8, 2312841), (12, 1541894), (24, 770947), (43, 430296), (86, 215148), (129, 143432), (172, 107574), (258, 71716), (344, 53787), (516, 35858), (1032, 17929)]