12215518

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{2417}}^1$

素因数の和:2464

約数の個数: 24

約数和(自身を含む): 22110192

約数和(自身を除く): 9894674

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 361, 722, 2417, 2527, 4834, 5054, 16919, 33838, 45923, 91846, 321461, 642922, 872537, 1745074, 6107759, 12215518]

約数ペア:

[(1, 12215518), (2, 6107759), (7, 1745074), (14, 872537), (19, 642922), (38, 321461), (133, 91846), (266, 45923), (361, 33838), (722, 16919), (2417, 5054), (2527, 4834)]