19665828

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:88

約数の個数: 240

約数和(自身を含む): 68302080

約数和(自身を除く): 48636252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 23, 26, 27, 28, 29, 36, 39, 42, 46, 52, 54, 58, 63, 69, 78, 81, 84, 87, 91, 92, 108, 116, 117, 126, 138, 156, 161, 162, 174, 182, 189, 203, 207, 234, 252, 261, 273, 276, 299, 322, 324, 348, 351, 364, 377, 378, 406, 414, 468, 483, 522, 546, 567, 598, 609, 621, 644, 667, 702, 754, 756, 783, 812, 819, 828, 897, 966, 1044, 1053, 1092, 1131, 1134, 1196, 1218, 1242, 1334, 1404, 1449, 1508, 1566, 1638, 1794, 1827, 1863, 1932, 2001, 2093, 2106, 2262, 2268, 2349, 2436, 2457, 2484, 2639, 2668, 2691, 2898, 3132, 3276, 3393, 3588, 3654, 3726, 4002, 4186, 4212, 4347, 4524, 4669, 4698, 4914, 5278, 5382, 5481, 5796, 6003, 6279, 6786, 7308, 7371, 7452, 7917, 8004, 8073, 8372, 8671, 8694, 9338, 9396, 9828, 10179, 10556, 10764, 10962, 12006, 12558, 13041, 13572, 14007, 14742, 15834, 16146, 16443, 17342, 17388, 18009, 18676, 18837, 20358, 21924, 23751, 24012, 24219, 25116, 26013, 26082, 28014, 29484, 30537, 31668, 32292, 32886, 34684, 36018, 37674, 40716, 42021, 47502, 48438, 52026, 52164, 54027, 56028, 56511, 60697, 61074, 65772, 71253, 72036, 75348, 78039, 84042, 95004, 96876, 104052, 108054, 113022, 121394, 122148, 126063, 142506, 156078, 168084, 169533, 182091, 213759, 216108, 226044, 234117, 242788, 252126, 285012, 312156, 339066, 364182, 378189, 427518, 468234, 504252, 546273, 678132, 702351, 728364, 756378, 855036, 936468, 1092546, 1404702, 1512756, 1638819, 2185092, 2809404, 3277638, 4916457, 6555276, 9832914, 19665828]

約数ペア:

[(1, 19665828), (2, 9832914), (3, 6555276), (4, 4916457), (6, 3277638), (7, 2809404), (9, 2185092), (12, 1638819), (13, 1512756), (14, 1404702), (18, 1092546), (21, 936468), (23, 855036), (26, 756378), (27, 728364), (28, 702351), (29, 678132), (36, 546273), (39, 504252), (42, 468234), (46, 427518), (52, 378189), (54, 364182), (58, 339066), (63, 312156), (69, 285012), (78, 252126), (81, 242788), (84, 234117), (87, 226044), (91, 216108), (92, 213759), (108, 182091), (116, 169533), (117, 168084), (126, 156078), (138, 142506), (156, 126063), (161, 122148), (162, 121394), (174, 113022), (182, 108054), (189, 104052), (203, 96876), (207, 95004), (234, 84042), (252, 78039), (261, 75348), (273, 72036), (276, 71253), (299, 65772), (322, 61074), (324, 60697), (348, 56511), (351, 56028), (364, 54027), (377, 52164), (378, 52026), (406, 48438), (414, 47502), (468, 42021), (483, 40716), (522, 37674), (546, 36018), (567, 34684), (598, 32886), (609, 32292), (621, 31668), (644, 30537), (667, 29484), (702, 28014), (754, 26082), (756, 26013), (783, 25116), (812, 24219), (819, 24012), (828, 23751), (897, 21924), (966, 20358), (1044, 18837), (1053, 18676), (1092, 18009), (1131, 17388), (1134, 17342), (1196, 16443), (1218, 16146), (1242, 15834), (1334, 14742), (1404, 14007), (1449, 13572), (1508, 13041), (1566, 12558), (1638, 12006), (1794, 10962), (1827, 10764), (1863, 10556), (1932, 10179), (2001, 9828), (2093, 9396), (2106, 9338), (2262, 8694), (2268, 8671), (2349, 8372), (2436, 8073), (2457, 8004), (2484, 7917), (2639, 7452), (2668, 7371), (2691, 7308), (2898, 6786), (3132, 6279), (3276, 6003), (3393, 5796), (3588, 5481), (3654, 5382), (3726, 5278), (4002, 4914), (4186, 4698), (4212, 4669), (4347, 4524)]