2018189936

素因数分解:

$2^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{165317}}^1$

素因数の和:165441

約数の個数: 40

約数和(自身を含む): 4509875040

約数和(自身を除く): 2491685104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 109, 112, 218, 436, 763, 872, 1526, 1744, 3052, 6104, 12208, 165317, 330634, 661268, 1157219, 1322536, 2314438, 2645072, 4628876, 9257752, 18019553, 18515504, 36039106, 72078212, 126136871, 144156424, 252273742, 288312848, 504547484, 1009094968, 2018189936]

約数ペア:

[(1, 2018189936), (2, 1009094968), (4, 504547484), (7, 288312848), (8, 252273742), (14, 144156424), (16, 126136871), (28, 72078212), (56, 36039106), (109, 18515504), (112, 18019553), (218, 9257752), (436, 4628876), (763, 2645072), (872, 2314438), (1526, 1322536), (1744, 1157219), (3052, 661268), (6104, 330634), (12208, 165317)]