17955476

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{601}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 39645312

約数和(自身を除く): 21689836

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 97, 154, 194, 308, 388, 601, 679, 1067, 1202, 1358, 2134, 2404, 2716, 4207, 4268, 6611, 7469, 8414, 13222, 14938, 16828, 26444, 29876, 46277, 58297, 92554, 116594, 185108, 233188, 408079, 641267, 816158, 1282534, 1632316, 2565068, 4488869, 8977738, 17955476]

約数ペア:

[(1, 17955476), (2, 8977738), (4, 4488869), (7, 2565068), (11, 1632316), (14, 1282534), (22, 816158), (28, 641267), (44, 408079), (77, 233188), (97, 185108), (154, 116594), (194, 92554), (308, 58297), (388, 46277), (601, 29876), (679, 26444), (1067, 16828), (1202, 14938), (1358, 13222), (2134, 8414), (2404, 7469), (2716, 6611), (4207, 4268)]