19461081978

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1$

素因数の和:514

約数の個数: 256

約数和(自身を含む): 50164531200

約数和(自身を除く): 30703449222

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 31, 39, 47, 53, 54, 62, 78, 93, 94, 106, 117, 141, 159, 186, 234, 279, 282, 318, 351, 359, 403, 423, 477, 558, 611, 689, 702, 718, 806, 837, 846, 954, 1077, 1209, 1222, 1269, 1378, 1431, 1457, 1643, 1674, 1833, 2067, 2154, 2418, 2491, 2538, 2862, 2914, 3231, 3286, 3627, 3666, 4134, 4371, 4667, 4929, 4982, 5499, 6201, 6462, 7254, 7473, 8742, 9334, 9693, 9858, 10881, 10998, 11129, 12402, 13113, 14001, 14787, 14946, 16497, 16873, 18603, 18941, 19027, 19386, 21359, 21762, 22258, 22419, 26226, 28002, 29574, 32383, 32994, 33387, 33746, 37206, 37882, 38054, 39339, 42003, 42718, 44361, 44838, 50619, 56823, 57081, 64077, 64766, 66774, 67257, 77221, 78678, 84006, 88722, 97149, 100161, 101238, 113646, 114162, 126009, 128154, 134514, 144677, 151857, 154442, 170469, 171243, 192231, 194298, 200322, 219349, 231663, 247351, 252018, 289354, 291447, 300483, 303714, 340938, 342486, 384462, 434031, 438698, 455571, 463326, 494702, 511407, 513729, 523063, 576693, 582894, 589837, 600966, 658047, 694989, 742053, 868062, 874341, 894269, 911142, 1003873, 1022814, 1027458, 1046126, 1153386, 1179674, 1302093, 1316094, 1389978, 1484106, 1569189, 1748682, 1769511, 1788538, 1974141, 2007746, 2084967, 2226159, 2604186, 2682807, 3011619, 3138378, 3539022, 3906279, 3948282, 4169934, 4452318, 4707567, 5308533, 5365614, 5922423, 6023238, 6678477, 6799819, 7667881, 7812558, 8048421, 9034857, 9415134, 10617066, 11625497, 11844846, 13356954, 13599638, 14122701, 15335762, 15925599, 16096842, 18069714, 20399457, 23003643, 23250994, 24145263, 27104571, 27722339, 28245402, 31851198, 34876491, 40798914, 46007286, 48290526, 54209142, 55444678, 61198371, 69010929, 69752982, 83167017, 104629473, 122396742, 138021858, 166334034, 183595113, 207032787, 209258946, 249501051, 313888419, 360390407, 367190226, 414065574, 499002102, 627776838, 720780814, 748503153, 1081171221, 1497006306, 2162342442, 3243513663, 6487027326, 9730540989, 19461081978]

約数ペア:

[(1, 19461081978), (2, 9730540989), (3, 6487027326), (6, 3243513663), (9, 2162342442), (13, 1497006306), (18, 1081171221), (26, 748503153), (27, 720780814), (31, 627776838), (39, 499002102), (47, 414065574), (53, 367190226), (54, 360390407), (62, 313888419), (78, 249501051), (93, 209258946), (94, 207032787), (106, 183595113), (117, 166334034), (141, 138021858), (159, 122396742), (186, 104629473), (234, 83167017), (279, 69752982), (282, 69010929), (318, 61198371), (351, 55444678), (359, 54209142), (403, 48290526), (423, 46007286), (477, 40798914), (558, 34876491), (611, 31851198), (689, 28245402), (702, 27722339), (718, 27104571), (806, 24145263), (837, 23250994), (846, 23003643), (954, 20399457), (1077, 18069714), (1209, 16096842), (1222, 15925599), (1269, 15335762), (1378, 14122701), (1431, 13599638), (1457, 13356954), (1643, 11844846), (1674, 11625497), (1833, 10617066), (2067, 9415134), (2154, 9034857), (2418, 8048421), (2491, 7812558), (2538, 7667881), (2862, 6799819), (2914, 6678477), (3231, 6023238), (3286, 5922423), (3627, 5365614), (3666, 5308533), (4134, 4707567), (4371, 4452318), (4667, 4169934), (4929, 3948282), (4982, 3906279), (5499, 3539022), (6201, 3138378), (6462, 3011619), (7254, 2682807), (7473, 2604186), (8742, 2226159), (9334, 2084967), (9693, 2007746), (9858, 1974141), (10881, 1788538), (10998, 1769511), (11129, 1748682), (12402, 1569189), (13113, 1484106), (14001, 1389978), (14787, 1316094), (14946, 1302093), (16497, 1179674), (16873, 1153386), (18603, 1046126), (18941, 1027458), (19027, 1022814), (19386, 1003873), (21359, 911142), (21762, 894269), (22258, 874341), (22419, 868062), (26226, 742053), (28002, 694989), (29574, 658047), (32383, 600966), (32994, 589837), (33387, 582894), (33746, 576693), (37206, 523063), (37882, 513729), (38054, 511407), (39339, 494702), (42003, 463326), (42718, 455571), (44361, 438698), (44838, 434031), (50619, 384462), (56823, 342486), (57081, 340938), (64077, 303714), (64766, 300483), (66774, 291447), (67257, 289354), (77221, 252018), (78678, 247351), (84006, 231663), (88722, 219349), (97149, 200322), (100161, 194298), (101238, 192231), (113646, 171243), (114162, 170469), (126009, 154442), (128154, 151857), (134514, 144677)]