20475966

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{977}}^1$

素因数の和:1488

約数の個数: 32

約数和(自身を含む): 46944000

約数和(自身を除く): 26468034

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 499, 977, 998, 1497, 1954, 2931, 2994, 3493, 5862, 6839, 6986, 10479, 13678, 20517, 20958, 41034, 487523, 975046, 1462569, 2925138, 3412661, 6825322, 10237983, 20475966]

約数ペア:

[(1, 20475966), (2, 10237983), (3, 6825322), (6, 3412661), (7, 2925138), (14, 1462569), (21, 975046), (42, 487523), (499, 41034), (977, 20958), (998, 20517), (1497, 13678), (1954, 10479), (2931, 6986), (2994, 6839), (3493, 5862)]