20160969976

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{333041}}^1$

素因数の和:333124

約数の個数: 64

約数和(自身を含む): 46039726080

約数和(自身を除く): 25878756104

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 47, 56, 92, 94, 161, 184, 188, 322, 329, 376, 644, 658, 1081, 1288, 1316, 2162, 2632, 4324, 7567, 8648, 15134, 30268, 60536, 333041, 666082, 1332164, 2331287, 2664328, 4662574, 7659943, 9325148, 15319886, 15652927, 18650296, 30639772, 31305854, 53619601, 61279544, 62611708, 107239202, 109570489, 125223416, 214478404, 219140978, 360017321, 428956808, 438281956, 720034642, 876563912, 1440069284, 2520121247, 2880138568, 5040242494, 10080484988, 20160969976]

約数ペア:

[(1, 20160969976), (2, 10080484988), (4, 5040242494), (7, 2880138568), (8, 2520121247), (14, 1440069284), (23, 876563912), (28, 720034642), (46, 438281956), (47, 428956808), (56, 360017321), (92, 219140978), (94, 214478404), (161, 125223416), (184, 109570489), (188, 107239202), (322, 62611708), (329, 61279544), (376, 53619601), (644, 31305854), (658, 30639772), (1081, 18650296), (1288, 15652927), (1316, 15319886), (2162, 9325148), (2632, 7659943), (4324, 4662574), (7567, 2664328), (8648, 2331287), (15134, 1332164), (30268, 666082), (60536, 333041)]