18166888

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1117}}^1$

素因数の和:1249

約数の個数: 32

約数和(自身を含む): 36223200

約数和(自身を除く): 18056312

約数列:

[1, 2, 4, 8, 19, 38, 76, 107, 152, 214, 428, 856, 1117, 2033, 2234, 4066, 4468, 8132, 8936, 16264, 21223, 42446, 84892, 119519, 169784, 239038, 478076, 956152, 2270861, 4541722, 9083444, 18166888]

約数ペア:

[(1, 18166888), (2, 9083444), (4, 4541722), (8, 2270861), (19, 956152), (38, 478076), (76, 239038), (107, 169784), (152, 119519), (214, 84892), (428, 42446), (856, 21223), (1117, 16264), (2033, 8936), (2234, 8132), (4066, 4468)]