19874828344

素因数分解:

$2^3\times 7^1\times {\mathrm{2473}}^1\times {\mathrm{143513}}^1$

素因数の和:145999

約数の個数: 32

約数和(自身を含む): 42606436320

約数和(自身を除く): 22731607976

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2473, 4946, 9892, 17311, 19784, 34622, 69244, 138488, 143513, 287026, 574052, 1004591, 1148104, 2009182, 4018364, 8036728, 354907649, 709815298, 1419630596, 2484353543, 2839261192, 4968707086, 9937414172, 19874828344]

約数ペア:

[(1, 19874828344), (2, 9937414172), (4, 4968707086), (7, 2839261192), (8, 2484353543), (14, 1419630596), (28, 709815298), (56, 354907649), (2473, 8036728), (4946, 4018364), (9892, 2009182), (17311, 1148104), (19784, 1004591), (34622, 574052), (69244, 287026), (138488, 143513)]