20139728

素因数分解:

$2^4\times 7^1\times {\mathrm{179819}}^1$

素因数の和:179834

約数の個数: 20

約数和(自身を含む): 44595360

約数和(自身を除く): 24455632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 179819, 359638, 719276, 1258733, 1438552, 2517466, 2877104, 5034932, 10069864, 20139728]

約数ペア:

[(1, 20139728), (2, 10069864), (4, 5034932), (7, 2877104), (8, 2517466), (14, 1438552), (16, 1258733), (28, 719276), (56, 359638), (112, 179819)]