19820002

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{2621}}^1$

素因数の和:2841

約数の個数: 16

約数和(自身を含む): 31464000

約数和(自身を除く): 11643998

約数列:

[1, 2, 19, 38, 199, 398, 2621, 3781, 5242, 7562, 49799, 99598, 521579, 1043158, 9910001, 19820002]

約数ペア:

[(1, 19820002), (2, 9910001), (19, 1043158), (38, 521579), (199, 99598), (398, 49799), (2621, 7562), (3781, 5242)]