2019988439

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{1709}}^1\times {\mathrm{8887}}^1$

素因数の和:10622

約数の個数: 16

約数和(自身を含む): 2431756800

約数和(自身を除く): 411768361

約数列:

[1, 7, 19, 133, 1709, 8887, 11963, 32471, 62209, 168853, 227297, 1181971, 15187883, 106315181, 288569777, 2019988439]

約数ペア:

[(1, 2019988439), (7, 288569777), (19, 106315181), (133, 15187883), (1709, 1181971), (8887, 227297), (11963, 168853), (32471, 62209)]