664822044

素因数分解:

$2^2\times 3^2\times {\mathrm{18467279}}^1$

素因数の和:18467289

約数の個数: 18

約数和(自身を含む): 1680522480

約数和(自身を除く): 1015700436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 18467279, 36934558, 55401837, 73869116, 110803674, 166205511, 221607348, 332411022, 664822044]

約数ペア:

[(1, 664822044), (2, 332411022), (3, 221607348), (4, 166205511), (6, 110803674), (9, 73869116), (12, 55401837), (18, 36934558), (36, 18467279)]