19824865168

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{829}}^1\times {\mathrm{34759}}^1$

素因数の和:35639

約数の個数: 40

約数和(自身を含む): 39352491200

約数和(自身を除く): 19527626032

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 829, 1658, 3316, 6632, 13264, 34759, 35647, 69518, 71294, 139036, 142588, 278072, 285176, 556144, 570352, 1494637, 2989274, 5978548, 11957096, 23914192, 28815211, 57630422, 115260844, 230521688, 461043376, 1239054073, 2478108146, 4956216292, 9912432584, 19824865168]

約数ペア:

[(1, 19824865168), (2, 9912432584), (4, 4956216292), (8, 2478108146), (16, 1239054073), (43, 461043376), (86, 230521688), (172, 115260844), (344, 57630422), (688, 28815211), (829, 23914192), (1658, 11957096), (3316, 5978548), (6632, 2989274), (13264, 1494637), (34759, 570352), (35647, 556144), (69518, 285176), (71294, 278072), (139036, 142588)]