19467728

素因数分解:

$2^4\times 7^1\times {\mathrm{173819}}^1$

素因数の和:173834

約数の個数: 20

約数和(自身を含む): 43107360

約数和(自身を除く): 23639632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 173819, 347638, 695276, 1216733, 1390552, 2433466, 2781104, 4866932, 9733864, 19467728]

約数ペア:

[(1, 19467728), (2, 9733864), (4, 4866932), (7, 2781104), (8, 2433466), (14, 1390552), (16, 1216733), (28, 695276), (56, 347638), (112, 173819)]