20684418

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1789}}^1$

素因数の和:1882

約数の個数: 32

約数和(自身を含む): 43303680

約数和(自身を除く): 22619262

約数列:

[1, 2, 3, 6, 41, 47, 82, 94, 123, 141, 246, 282, 1789, 1927, 3578, 3854, 5367, 5781, 10734, 11562, 73349, 84083, 146698, 168166, 220047, 252249, 440094, 504498, 3447403, 6894806, 10342209, 20684418]

約数ペア:

[(1, 20684418), (2, 10342209), (3, 6894806), (6, 3447403), (41, 504498), (47, 440094), (82, 252249), (94, 220047), (123, 168166), (141, 146698), (246, 84083), (282, 73349), (1789, 11562), (1927, 10734), (3578, 5781), (3854, 5367)]