18916912

素因数分解:

$2^4\times 7^1\times {\mathrm{168901}}^1$

素因数の和:168916

約数の個数: 20

約数和(自身を含む): 41887696

約数和(自身を除く): 22970784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 168901, 337802, 675604, 1182307, 1351208, 2364614, 2702416, 4729228, 9458456, 18916912]

約数ペア:

[(1, 18916912), (2, 9458456), (4, 4729228), (7, 2702416), (8, 2364614), (14, 1351208), (16, 1182307), (28, 675604), (56, 337802), (112, 168901)]