20990489184

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{167}}^1\times {\mathrm{62347}}^1$

素因数の和:62537

約数の個数: 144

約数和(自身を含む): 68628688128

約数和(自身を除く): 47638198944

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 167, 168, 224, 252, 288, 334, 336, 501, 504, 668, 672, 1002, 1008, 1169, 1336, 1503, 2004, 2016, 2338, 2672, 3006, 3507, 4008, 4676, 5344, 6012, 7014, 8016, 9352, 10521, 12024, 14028, 16032, 18704, 21042, 24048, 28056, 37408, 42084, 48096, 56112, 62347, 84168, 112224, 124694, 168336, 187041, 249388, 336672, 374082, 436429, 498776, 561123, 748164, 872858, 997552, 1122246, 1309287, 1496328, 1745716, 1995104, 2244492, 2618574, 2992656, 3491432, 3927861, 4488984, 5237148, 5985312, 6982864, 7855722, 8977968, 10411949, 10474296, 13965728, 15711444, 17955936, 20823898, 20948592, 31235847, 31422888, 41647796, 41897184, 62471694, 62845776, 72883643, 83295592, 93707541, 124943388, 125691552, 145767286, 166591184, 187415082, 218650929, 249886776, 291534572, 333182368, 374830164, 437301858, 499773552, 583069144, 655952787, 749660328, 874603716, 999547104, 1166138288, 1311905574, 1499320656, 1749207432, 2332276576, 2623811148, 2998641312, 3498414864, 5247622296, 6996829728, 10495244592, 20990489184]

約数ペア:

[(1, 20990489184), (2, 10495244592), (3, 6996829728), (4, 5247622296), (6, 3498414864), (7, 2998641312), (8, 2623811148), (9, 2332276576), (12, 1749207432), (14, 1499320656), (16, 1311905574), (18, 1166138288), (21, 999547104), (24, 874603716), (28, 749660328), (32, 655952787), (36, 583069144), (42, 499773552), (48, 437301858), (56, 374830164), (63, 333182368), (72, 291534572), (84, 249886776), (96, 218650929), (112, 187415082), (126, 166591184), (144, 145767286), (167, 125691552), (168, 124943388), (224, 93707541), (252, 83295592), (288, 72883643), (334, 62845776), (336, 62471694), (501, 41897184), (504, 41647796), (668, 31422888), (672, 31235847), (1002, 20948592), (1008, 20823898), (1169, 17955936), (1336, 15711444), (1503, 13965728), (2004, 10474296), (2016, 10411949), (2338, 8977968), (2672, 7855722), (3006, 6982864), (3507, 5985312), (4008, 5237148), (4676, 4488984), (5344, 3927861), (6012, 3491432), (7014, 2992656), (8016, 2618574), (9352, 2244492), (10521, 1995104), (12024, 1745716), (14028, 1496328), (16032, 1309287), (18704, 1122246), (21042, 997552), (24048, 872858), (28056, 748164), (37408, 561123), (42084, 498776), (48096, 436429), (56112, 374082), (62347, 336672), (84168, 249388), (112224, 187041), (124694, 168336)]