77840492

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{23819}}^1$

素因数の和:23885

約数の個数: 24

約数和(自身を含む): 146731200

約数和(自身を除く): 68890708

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 23819, 47638, 95276, 452561, 905122, 1024217, 1810244, 2048434, 4096868, 19460123, 38920246, 77840492]

約数ペア:

[(1, 77840492), (2, 38920246), (4, 19460123), (19, 4096868), (38, 2048434), (43, 1810244), (76, 1024217), (86, 905122), (172, 452561), (817, 95276), (1634, 47638), (3268, 23819)]