3998398

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2447}}^1$

素因数の和:2511

約数の個数: 16

約数和(自身を含む): 6462720

約数和(自身を除く): 2464322

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 2447, 4894, 46493, 92986, 105221, 210442, 1999199, 3998398]

約数ペア:

[(1, 3998398), (2, 1999199), (19, 210442), (38, 105221), (43, 92986), (86, 46493), (817, 4894), (1634, 2447)]