18893182

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{587}}^1$

素因数の和:637

約数の個数: 48

約数和(自身を含む): 37537920

約数和(自身を除く): 18644738

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 121, 133, 154, 209, 242, 266, 418, 587, 847, 1174, 1463, 1694, 2299, 2926, 4109, 4598, 6457, 8218, 11153, 12914, 16093, 22306, 32186, 45199, 71027, 78071, 90398, 122683, 142054, 156142, 245366, 497189, 858781, 994378, 1349513, 1717562, 2699026, 9446591, 18893182]

約数ペア:

[(1, 18893182), (2, 9446591), (7, 2699026), (11, 1717562), (14, 1349513), (19, 994378), (22, 858781), (38, 497189), (77, 245366), (121, 156142), (133, 142054), (154, 122683), (209, 90398), (242, 78071), (266, 71027), (418, 45199), (587, 32186), (847, 22306), (1174, 16093), (1463, 12914), (1694, 11153), (2299, 8218), (2926, 6457), (4109, 4598)]