2721256

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{17903}}^1$

素因数の和:17928

約数の個数: 16

約数和(自身を含む): 5371200

約数和(自身を除く): 2649944

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 17903, 35806, 71612, 143224, 340157, 680314, 1360628, 2721256]

約数ペア:

[(1, 2721256), (2, 1360628), (4, 680314), (8, 340157), (19, 143224), (38, 71612), (76, 35806), (152, 17903)]