19803728

素因数分解:

$2^4\times 7^1\times {\mathrm{176819}}^1$

素因数の和:176834

約数の個数: 20

約数和(自身を含む): 43851360

約数和(自身を除く): 24047632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 176819, 353638, 707276, 1237733, 1414552, 2475466, 2829104, 4950932, 9901864, 19803728]

約数ペア:

[(1, 19803728), (2, 9901864), (4, 4950932), (7, 2829104), (8, 2475466), (14, 1414552), (16, 1237733), (28, 707276), (56, 353638), (112, 176819)]