218000528

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{2857}}^1$

素因数の和:3135

約数の個数: 40

約数和(自身を含む): 446533920

約数和(自身を除く): 228533392

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 251, 304, 502, 1004, 2008, 2857, 4016, 4769, 5714, 9538, 11428, 19076, 22856, 38152, 45712, 54283, 76304, 108566, 217132, 434264, 717107, 868528, 1434214, 2868428, 5736856, 11473712, 13625033, 27250066, 54500132, 109000264, 218000528]

約数ペア:

[(1, 218000528), (2, 109000264), (4, 54500132), (8, 27250066), (16, 13625033), (19, 11473712), (38, 5736856), (76, 2868428), (152, 1434214), (251, 868528), (304, 717107), (502, 434264), (1004, 217132), (2008, 108566), (2857, 76304), (4016, 54283), (4769, 45712), (5714, 38152), (9538, 22856), (11428, 19076)]