66883024

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{321553}}^1$

素因数の和:321574

約数の個数: 20

約数和(自身を含む): 139554436

約数和(自身を除く): 72671412

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 321553, 643106, 1286212, 2572424, 4180189, 5144848, 8360378, 16720756, 33441512, 66883024]

約数ペア:

[(1, 66883024), (2, 33441512), (4, 16720756), (8, 8360378), (13, 5144848), (16, 4180189), (26, 2572424), (52, 1286212), (104, 643106), (208, 321553)]