20927839936

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:319

約数の個数: 168

約数和(自身を含む): 45905037984

約数和(自身を除く): 24977198048

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 64, 68, 86, 101, 103, 136, 172, 202, 206, 272, 344, 404, 412, 544, 688, 731, 808, 824, 1088, 1376, 1462, 1616, 1648, 1717, 1751, 1849, 2752, 2924, 3232, 3296, 3434, 3502, 3698, 4343, 4429, 5848, 6464, 6592, 6868, 7004, 7396, 8686, 8858, 10403, 11696, 13736, 14008, 14792, 17372, 17716, 20806, 23392, 27472, 28016, 29584, 31433, 34744, 35432, 41612, 46784, 54944, 56032, 59168, 62866, 69488, 70864, 73831, 75293, 83224, 109888, 112064, 118336, 125732, 138976, 141728, 147662, 150586, 166448, 176851, 186749, 190447, 251464, 277952, 283456, 295324, 301172, 332896, 353702, 373498, 380894, 447329, 502928, 590648, 602344, 665792, 707404, 746996, 761788, 894658, 1005856, 1181296, 1204688, 1414808, 1493992, 1523576, 1789316, 2011712, 2362592, 2409376, 2829616, 2987984, 3047152, 3174733, 3237599, 3578632, 4725184, 4818752, 5659232, 5975968, 6094304, 6349466, 6475198, 7157264, 7604593, 11318464, 11951936, 12188608, 12698932, 12950396, 14314528, 15209186, 19235147, 25397864, 25900792, 28629056, 30418372, 38470294, 50795728, 51801584, 60836744, 76940588, 101591456, 103603168, 121673488, 153881176, 203182912, 207206336, 243346976, 307762352, 326997499, 486693952, 615524704, 653994998, 1231049408, 1307989996, 2615979992, 5231959984, 10463919968, 20927839936]

約数ペア:

[(1, 20927839936), (2, 10463919968), (4, 5231959984), (8, 2615979992), (16, 1307989996), (17, 1231049408), (32, 653994998), (34, 615524704), (43, 486693952), (64, 326997499), (68, 307762352), (86, 243346976), (101, 207206336), (103, 203182912), (136, 153881176), (172, 121673488), (202, 103603168), (206, 101591456), (272, 76940588), (344, 60836744), (404, 51801584), (412, 50795728), (544, 38470294), (688, 30418372), (731, 28629056), (808, 25900792), (824, 25397864), (1088, 19235147), (1376, 15209186), (1462, 14314528), (1616, 12950396), (1648, 12698932), (1717, 12188608), (1751, 11951936), (1849, 11318464), (2752, 7604593), (2924, 7157264), (3232, 6475198), (3296, 6349466), (3434, 6094304), (3502, 5975968), (3698, 5659232), (4343, 4818752), (4429, 4725184), (5848, 3578632), (6464, 3237599), (6592, 3174733), (6868, 3047152), (7004, 2987984), (7396, 2829616), (8686, 2409376), (8858, 2362592), (10403, 2011712), (11696, 1789316), (13736, 1523576), (14008, 1493992), (14792, 1414808), (17372, 1204688), (17716, 1181296), (20806, 1005856), (23392, 894658), (27472, 761788), (28016, 746996), (29584, 707404), (31433, 665792), (34744, 602344), (35432, 590648), (41612, 502928), (46784, 447329), (54944, 380894), (56032, 373498), (59168, 353702), (62866, 332896), (69488, 301172), (70864, 295324), (73831, 283456), (75293, 277952), (83224, 251464), (109888, 190447), (112064, 186749), (118336, 176851), (125732, 166448), (138976, 150586), (141728, 147662)]