20165510176

素因数分解:

$2^5\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{11897}}^1$

素因数の和:11991

約数の個数: 144

約数和(自身を含む): 49220027136

約数和(自身を除く): 29054516960

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 47, 49, 56, 92, 94, 98, 112, 161, 184, 188, 196, 224, 322, 329, 368, 376, 392, 644, 658, 736, 752, 784, 1081, 1127, 1288, 1316, 1504, 1568, 2162, 2254, 2303, 2576, 2632, 4324, 4508, 4606, 5152, 5264, 7567, 8648, 9016, 9212, 10528, 11897, 15134, 17296, 18032, 18424, 23794, 30268, 34592, 36064, 36848, 47588, 52969, 60536, 73696, 83279, 95176, 105938, 121072, 166558, 190352, 211876, 242144, 273631, 333116, 380704, 423752, 547262, 559159, 582953, 666232, 847504, 1094524, 1118318, 1165906, 1332464, 1695008, 1915417, 2189048, 2236636, 2331812, 2664928, 3830834, 3914113, 4378096, 4473272, 4663624, 7661668, 7828226, 8756192, 8946544, 9327248, 12860657, 13407919, 15323336, 15656452, 17893088, 18654496, 25721314, 26815838, 27398791, 30646672, 31312904, 51442628, 53631676, 54797582, 61293344, 62625808, 90024599, 102885256, 107263352, 109595164, 125251616, 180049198, 205770512, 214526704, 219190328, 360098396, 411541024, 429053408, 438380656, 630172193, 720196792, 876761312, 1260344386, 1440393584, 2520688772, 2880787168, 5041377544, 10082755088, 20165510176]

約数ペア:

[(1, 20165510176), (2, 10082755088), (4, 5041377544), (7, 2880787168), (8, 2520688772), (14, 1440393584), (16, 1260344386), (23, 876761312), (28, 720196792), (32, 630172193), (46, 438380656), (47, 429053408), (49, 411541024), (56, 360098396), (92, 219190328), (94, 214526704), (98, 205770512), (112, 180049198), (161, 125251616), (184, 109595164), (188, 107263352), (196, 102885256), (224, 90024599), (322, 62625808), (329, 61293344), (368, 54797582), (376, 53631676), (392, 51442628), (644, 31312904), (658, 30646672), (736, 27398791), (752, 26815838), (784, 25721314), (1081, 18654496), (1127, 17893088), (1288, 15656452), (1316, 15323336), (1504, 13407919), (1568, 12860657), (2162, 9327248), (2254, 8946544), (2303, 8756192), (2576, 7828226), (2632, 7661668), (4324, 4663624), (4508, 4473272), (4606, 4378096), (5152, 3914113), (5264, 3830834), (7567, 2664928), (8648, 2331812), (9016, 2236636), (9212, 2189048), (10528, 1915417), (11897, 1695008), (15134, 1332464), (17296, 1165906), (18032, 1118318), (18424, 1094524), (23794, 847504), (30268, 666232), (34592, 582953), (36064, 559159), (36848, 547262), (47588, 423752), (52969, 380704), (60536, 333116), (73696, 273631), (83279, 242144), (95176, 211876), (105938, 190352), (121072, 166558)]