18540508737

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{383}}^1\times {\mathrm{457}}^1$

素因数の和:958

約数の個数: 64

約数和(自身を含む): 27554217984

約数和(自身を除く): 9013709247

約数列:

[1, 3, 17, 31, 51, 67, 93, 201, 383, 457, 527, 1139, 1149, 1371, 1581, 2077, 3417, 6231, 6511, 7769, 11873, 14167, 19533, 23307, 25661, 30619, 35309, 35619, 42501, 76983, 91857, 105927, 175031, 201841, 240839, 436237, 520523, 525093, 605523, 722517, 795491, 949189, 1308711, 1561569, 2386473, 2847567, 2975527, 5425961, 8926581, 11727077, 13523347, 16136213, 16277883, 35181231, 40570041, 48408639, 92241337, 199360309, 276724011, 363539387, 598080927, 1090618161, 6180169579, 18540508737]

約数ペア:

[(1, 18540508737), (3, 6180169579), (17, 1090618161), (31, 598080927), (51, 363539387), (67, 276724011), (93, 199360309), (201, 92241337), (383, 48408639), (457, 40570041), (527, 35181231), (1139, 16277883), (1149, 16136213), (1371, 13523347), (1581, 11727077), (2077, 8926581), (3417, 5425961), (6231, 2975527), (6511, 2847567), (7769, 2386473), (11873, 1561569), (14167, 1308711), (19533, 949189), (23307, 795491), (25661, 722517), (30619, 605523), (35309, 525093), (35619, 520523), (42501, 436237), (76983, 240839), (91857, 201841), (105927, 175031)]