20389366932465

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{47857}}^1\times {\mathrm{6899}}^1$

素因数の和:54966

約数の個数: 64

約数和(自身を含む): 34237230336000

約数和(自身を除く): 13847863403535

約数列:

[1, 3, 5, 15, 23, 69, 115, 179, 345, 537, 895, 2685, 4117, 6899, 12351, 20585, 20697, 34495, 47857, 61755, 103485, 143571, 158677, 239285, 476031, 717855, 793385, 1100711, 1234921, 2380155, 3302133, 3704763, 5503555, 6174605, 8566403, 16510665, 18523815, 25699209, 28403183, 42832015, 85209549, 128496045, 142015915, 197027269, 330165443, 426047745, 591081807, 985136345, 990496329, 1650827215, 2955409035, 4952481645, 7593805189, 22781415567, 37969025945, 59099614297, 113907077835, 177298842891, 295498071485, 886494214455, 1359291128831, 4077873386493, 6796455644155, 20389366932465]

約数ペア:

[(1, 20389366932465), (3, 6796455644155), (5, 4077873386493), (15, 1359291128831), (23, 886494214455), (69, 295498071485), (115, 177298842891), (179, 113907077835), (345, 59099614297), (537, 37969025945), (895, 22781415567), (2685, 7593805189), (4117, 4952481645), (6899, 2955409035), (12351, 1650827215), (20585, 990496329), (20697, 985136345), (34495, 591081807), (47857, 426047745), (61755, 330165443), (103485, 197027269), (143571, 142015915), (158677, 128496045), (239285, 85209549), (476031, 42832015), (717855, 28403183), (793385, 25699209), (1100711, 18523815), (1234921, 16510665), (2380155, 8566403), (3302133, 6174605), (3704763, 5503555)]