20397342

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{10333}}^1$

素因数の和:10392

約数の個数: 32

約数和(自身を含む): 47619072

約数和(自身を除く): 27221730

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 282, 329, 658, 987, 1974, 10333, 20666, 30999, 61998, 72331, 144662, 216993, 433986, 485651, 971302, 1456953, 2913906, 3399557, 6799114, 10198671, 20397342]

約数ペア:

[(1, 20397342), (2, 10198671), (3, 6799114), (6, 3399557), (7, 2913906), (14, 1456953), (21, 971302), (42, 485651), (47, 433986), (94, 216993), (141, 144662), (282, 72331), (329, 61998), (658, 30999), (987, 20666), (1974, 10333)]