18218563

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:458

約数の個数: 16

約数和(自身を含む): 20528640

約数和(自身を除く): 2310077

約数列:

[1, 11, 47, 131, 269, 517, 1441, 2959, 6157, 12643, 35239, 67727, 139073, 387629, 1656233, 18218563]

約数ペア:

[(1, 18218563), (11, 1656233), (47, 387629), (131, 139073), (269, 67727), (517, 35239), (1441, 12643), (2959, 6157)]