20899687578

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{36277}}^1$

素因数の和:36372

約数の個数: 128

約数和(自身を含む): 55165777920

約数和(自身を除く): 34266090342

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 29, 33, 42, 43, 58, 66, 77, 86, 87, 129, 154, 174, 203, 231, 258, 301, 319, 406, 462, 473, 602, 609, 638, 903, 946, 957, 1218, 1247, 1419, 1806, 1914, 2233, 2494, 2838, 3311, 3741, 4466, 6622, 6699, 7482, 8729, 9933, 13398, 13717, 17458, 19866, 26187, 27434, 36277, 41151, 52374, 72554, 82302, 96019, 108831, 192038, 217662, 253939, 288057, 399047, 507878, 576114, 761817, 798094, 1052033, 1197141, 1523634, 1559911, 2104066, 2394282, 2793329, 3119822, 3156099, 4679733, 5586658, 6312198, 7364231, 8379987, 9359466, 10919377, 11572363, 14728462, 16759974, 17159021, 21838754, 22092693, 23144726, 32758131, 34318042, 34717089, 44185386, 45237419, 51477063, 65516262, 69434178, 81006541, 90474838, 102954126, 120113147, 135712257, 162013082, 240226294, 243019623, 271424514, 316661933, 360339441, 486039246, 497611609, 633323866, 720678882, 949985799, 995223218, 1492834827, 1899971598, 2985669654, 3483281263, 6966562526, 10449843789, 20899687578]

約数ペア:

[(1, 20899687578), (2, 10449843789), (3, 6966562526), (6, 3483281263), (7, 2985669654), (11, 1899971598), (14, 1492834827), (21, 995223218), (22, 949985799), (29, 720678882), (33, 633323866), (42, 497611609), (43, 486039246), (58, 360339441), (66, 316661933), (77, 271424514), (86, 243019623), (87, 240226294), (129, 162013082), (154, 135712257), (174, 120113147), (203, 102954126), (231, 90474838), (258, 81006541), (301, 69434178), (319, 65516262), (406, 51477063), (462, 45237419), (473, 44185386), (602, 34717089), (609, 34318042), (638, 32758131), (903, 23144726), (946, 22092693), (957, 21838754), (1218, 17159021), (1247, 16759974), (1419, 14728462), (1806, 11572363), (1914, 10919377), (2233, 9359466), (2494, 8379987), (2838, 7364231), (3311, 6312198), (3741, 5586658), (4466, 4679733), (6622, 3156099), (6699, 3119822), (7482, 2793329), (8729, 2394282), (9933, 2104066), (13398, 1559911), (13717, 1523634), (17458, 1197141), (19866, 1052033), (26187, 798094), (27434, 761817), (36277, 576114), (41151, 507878), (52374, 399047), (72554, 288057), (82302, 253939), (96019, 217662), (108831, 192038)]