2005031308

素因数分解:

$2^2\times 7^1\times {\mathrm{71608261}}^1$

素因数の和:71608272

約数の個数: 12

約数和(自身を含む): 4010062672

約数和(自身を除く): 2005031364

約数列:

[1, 2, 4, 7, 14, 28, 71608261, 143216522, 286433044, 501257827, 1002515654, 2005031308]

約数ペア:

[(1, 2005031308), (2, 1002515654), (4, 501257827), (7, 286433044), (14, 143216522), (28, 71608261)]