20788049682

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{1879}}^1$

素因数の和:2213

約数の個数: 128

約数和(自身を含む): 50029056000

約数和(自身を除く): 29241006318

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 41, 54, 57, 82, 114, 123, 171, 246, 263, 342, 369, 513, 526, 738, 779, 789, 1026, 1107, 1558, 1578, 1879, 2214, 2337, 2367, 3758, 4674, 4734, 4997, 5637, 7011, 7101, 9994, 10783, 11274, 14022, 14202, 14991, 16911, 21033, 21566, 29982, 32349, 33822, 35701, 42066, 44973, 50733, 64698, 71402, 77039, 89946, 97047, 101466, 107103, 134919, 154078, 194094, 204877, 214206, 231117, 269838, 291141, 321309, 409754, 462234, 494177, 582282, 614631, 642618, 693351, 963927, 988354, 1229262, 1386702, 1463741, 1482531, 1843893, 1927854, 2080053, 2927482, 2965062, 3687786, 4160106, 4391223, 4447593, 5531679, 8782446, 8895186, 9389363, 11063358, 13173669, 13342779, 18778726, 20261257, 26347338, 26685558, 28168089, 39521007, 40522514, 56336178, 60783771, 79042014, 84504267, 121567542, 169008534, 182351313, 253512801, 364702626, 384963883, 507025602, 547053939, 769927766, 1094107878, 1154891649, 2309783298, 3464674947, 6929349894, 10394024841, 20788049682]

約数ペア:

[(1, 20788049682), (2, 10394024841), (3, 6929349894), (6, 3464674947), (9, 2309783298), (18, 1154891649), (19, 1094107878), (27, 769927766), (38, 547053939), (41, 507025602), (54, 384963883), (57, 364702626), (82, 253512801), (114, 182351313), (123, 169008534), (171, 121567542), (246, 84504267), (263, 79042014), (342, 60783771), (369, 56336178), (513, 40522514), (526, 39521007), (738, 28168089), (779, 26685558), (789, 26347338), (1026, 20261257), (1107, 18778726), (1558, 13342779), (1578, 13173669), (1879, 11063358), (2214, 9389363), (2337, 8895186), (2367, 8782446), (3758, 5531679), (4674, 4447593), (4734, 4391223), (4997, 4160106), (5637, 3687786), (7011, 2965062), (7101, 2927482), (9994, 2080053), (10783, 1927854), (11274, 1843893), (14022, 1482531), (14202, 1463741), (14991, 1386702), (16911, 1229262), (21033, 988354), (21566, 963927), (29982, 693351), (32349, 642618), (33822, 614631), (35701, 582282), (42066, 494177), (44973, 462234), (50733, 409754), (64698, 321309), (71402, 291141), (77039, 269838), (89946, 231117), (97047, 214206), (101466, 204877), (107103, 194094), (134919, 154078)]