20161193454

素因数分解:

$2^1\times 3^2\times {\mathrm{55661}}^1\times {\mathrm{20123}}^1$

素因数の和:75792

約数の個数: 24

約数和(自身を含む): 43685541432

約数和(自身を除く): 23524347978

約数列:

[1, 2, 3, 6, 9, 18, 20123, 40246, 55661, 60369, 111322, 120738, 166983, 181107, 333966, 362214, 500949, 1001898, 1120066303, 2240132606, 3360198909, 6720397818, 10080596727, 20161193454]

約数ペア:

[(1, 20161193454), (2, 10080596727), (3, 6720397818), (6, 3360198909), (9, 2240132606), (18, 1120066303), (20123, 1001898), (40246, 500949), (55661, 362214), (60369, 333966), (111322, 181107), (120738, 166983)]