19528609792

素因数分解:

$2^{12}\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:390

約数の個数: 156

約数和(自身を含む): 42242756256

約数和(自身を除く): 22714146464

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 64, 76, 94, 128, 152, 188, 256, 281, 304, 361, 376, 512, 562, 608, 722, 752, 893, 1024, 1124, 1216, 1444, 1504, 1786, 2048, 2248, 2432, 2888, 3008, 3572, 4096, 4496, 4864, 5339, 5776, 6016, 7144, 8992, 9728, 10678, 11552, 12032, 13207, 14288, 16967, 17984, 19456, 21356, 23104, 24064, 26414, 28576, 33934, 35968, 38912, 42712, 46208, 48128, 52828, 57152, 67868, 71936, 77824, 85424, 92416, 96256, 101441, 105656, 114304, 135736, 143872, 170848, 184832, 192512, 202882, 211312, 228608, 250933, 271472, 287744, 341696, 369664, 405764, 422624, 457216, 501866, 542944, 575488, 683392, 739328, 811528, 845248, 914432, 1003732, 1085888, 1150976, 1366784, 1478656, 1623056, 1690496, 1828864, 2007464, 2171776, 2733568, 3246112, 3380992, 3657728, 4014928, 4343552, 4767727, 5467136, 6492224, 6761984, 8029856, 8687104, 9535454, 10934272, 12984448, 13523968, 16059712, 17374208, 19070908, 21868544, 25968896, 27047936, 32119424, 34748416, 38141816, 51937792, 54095872, 64238848, 69496832, 76283632, 103875584, 128477696, 152567264, 207751168, 256955392, 305134528, 415502336, 513910784, 610269056, 1027821568, 1220538112, 2441076224, 4882152448, 9764304896, 19528609792]

約数ペア:

[(1, 19528609792), (2, 9764304896), (4, 4882152448), (8, 2441076224), (16, 1220538112), (19, 1027821568), (32, 610269056), (38, 513910784), (47, 415502336), (64, 305134528), (76, 256955392), (94, 207751168), (128, 152567264), (152, 128477696), (188, 103875584), (256, 76283632), (281, 69496832), (304, 64238848), (361, 54095872), (376, 51937792), (512, 38141816), (562, 34748416), (608, 32119424), (722, 27047936), (752, 25968896), (893, 21868544), (1024, 19070908), (1124, 17374208), (1216, 16059712), (1444, 13523968), (1504, 12984448), (1786, 10934272), (2048, 9535454), (2248, 8687104), (2432, 8029856), (2888, 6761984), (3008, 6492224), (3572, 5467136), (4096, 4767727), (4496, 4343552), (4864, 4014928), (5339, 3657728), (5776, 3380992), (6016, 3246112), (7144, 2733568), (8992, 2171776), (9728, 2007464), (10678, 1828864), (11552, 1690496), (12032, 1623056), (13207, 1478656), (14288, 1366784), (16967, 1150976), (17984, 1085888), (19456, 1003732), (21356, 914432), (23104, 845248), (24064, 811528), (26414, 739328), (28576, 683392), (33934, 575488), (35968, 542944), (38912, 501866), (42712, 457216), (46208, 422624), (48128, 405764), (52828, 369664), (57152, 341696), (67868, 287744), (71936, 271472), (77824, 250933), (85424, 228608), (92416, 211312), (96256, 202882), (101441, 192512), (105656, 184832), (114304, 170848), (135736, 143872)]