19847058

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:85

約数の個数: 144

約数和(自身を含む): 56290464

約数和(自身を除く): 36443406

約数列:

[1, 2, 3, 6, 7, 11, 14, 17, 19, 21, 22, 33, 34, 38, 42, 49, 51, 57, 66, 77, 98, 102, 114, 119, 133, 147, 154, 187, 209, 231, 238, 266, 294, 323, 357, 361, 374, 399, 418, 462, 539, 561, 627, 646, 714, 722, 798, 833, 931, 969, 1078, 1083, 1122, 1254, 1309, 1463, 1617, 1666, 1862, 1938, 2166, 2261, 2499, 2527, 2618, 2793, 2926, 3234, 3553, 3927, 3971, 4389, 4522, 4998, 5054, 5586, 6137, 6783, 7106, 7581, 7854, 7942, 8778, 9163, 10241, 10659, 11913, 12274, 13566, 15162, 15827, 17689, 18326, 18411, 20482, 21318, 23826, 24871, 27489, 27797, 30723, 31654, 35378, 36822, 42959, 47481, 49742, 53067, 54978, 55594, 61446, 67507, 74613, 83391, 85918, 94962, 106134, 128877, 135014, 149226, 166782, 174097, 194579, 202521, 257754, 300713, 348194, 389158, 405042, 472549, 522291, 583737, 601426, 902139, 945098, 1044582, 1167474, 1417647, 1804278, 2835294, 3307843, 6615686, 9923529, 19847058]

約数ペア:

[(1, 19847058), (2, 9923529), (3, 6615686), (6, 3307843), (7, 2835294), (11, 1804278), (14, 1417647), (17, 1167474), (19, 1044582), (21, 945098), (22, 902139), (33, 601426), (34, 583737), (38, 522291), (42, 472549), (49, 405042), (51, 389158), (57, 348194), (66, 300713), (77, 257754), (98, 202521), (102, 194579), (114, 174097), (119, 166782), (133, 149226), (147, 135014), (154, 128877), (187, 106134), (209, 94962), (231, 85918), (238, 83391), (266, 74613), (294, 67507), (323, 61446), (357, 55594), (361, 54978), (374, 53067), (399, 49742), (418, 47481), (462, 42959), (539, 36822), (561, 35378), (627, 31654), (646, 30723), (714, 27797), (722, 27489), (798, 24871), (833, 23826), (931, 21318), (969, 20482), (1078, 18411), (1083, 18326), (1122, 17689), (1254, 15827), (1309, 15162), (1463, 13566), (1617, 12274), (1666, 11913), (1862, 10659), (1938, 10241), (2166, 9163), (2261, 8778), (2499, 7942), (2527, 7854), (2618, 7581), (2793, 7106), (2926, 6783), (3234, 6137), (3553, 5586), (3927, 5054), (3971, 4998), (4389, 4522)]