20579314

素因数分解:

$2^1\times 7^3\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 36432000

約数和(自身を除く): 15852686

約数列:

[1, 2, 7, 14, 49, 98, 131, 229, 262, 343, 458, 686, 917, 1603, 1834, 3206, 6419, 11221, 12838, 22442, 29999, 44933, 59998, 78547, 89866, 157094, 209993, 419986, 1469951, 2939902, 10289657, 20579314]

約数ペア:

[(1, 20579314), (2, 10289657), (7, 2939902), (14, 1469951), (49, 419986), (98, 209993), (131, 157094), (229, 89866), (262, 78547), (343, 59998), (458, 44933), (686, 29999), (917, 22442), (1603, 12838), (1834, 11221), (3206, 6419)]