20492564

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{5737}}^1$

素因数の和:5807

約数の個数: 24

約数和(自身を含む): 38559360

約数和(自身を除く): 18066796

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 893, 1786, 3572, 5737, 11474, 22948, 109003, 218006, 269639, 436012, 539278, 1078556, 5123141, 10246282, 20492564]

約数ペア:

[(1, 20492564), (2, 10246282), (4, 5123141), (19, 1078556), (38, 539278), (47, 436012), (76, 269639), (94, 218006), (188, 109003), (893, 22948), (1786, 11474), (3572, 5737)]