20775314

素因数分解:

$2^1\times 7^2\times {\mathrm{239}}^1\times {\mathrm{887}}^1$

素因数の和:1142

約数の個数: 24

約数和(自身を含む): 36443520

約数和(自身を除く): 15668206

約数列:

[1, 2, 7, 14, 49, 98, 239, 478, 887, 1673, 1774, 3346, 6209, 11711, 12418, 23422, 43463, 86926, 211993, 423986, 1483951, 2967902, 10387657, 20775314]

約数ペア:

[(1, 20775314), (2, 10387657), (7, 2967902), (14, 1483951), (49, 423986), (98, 211993), (239, 86926), (478, 43463), (887, 23422), (1673, 12418), (1774, 11711), (3346, 6209)]