7218416

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{4139}}^1$

素因数の和:4256

約数の個数: 20

約数和(自身を含む): 14117400

約数和(自身を除く): 6898984

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 4139, 8278, 16556, 33112, 66224, 451151, 902302, 1804604, 3609208, 7218416]

約数ペア:

[(1, 7218416), (2, 3609208), (4, 1804604), (8, 902302), (16, 451151), (109, 66224), (218, 33112), (436, 16556), (872, 8278), (1744, 4139)]