19985856912

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{1297}}^1\times {\mathrm{15287}}^1$

素因数の和:16605

約数の個数: 120

約数和(自身を含む): 63976488576

約数和(自身を除く): 43990631664

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 1297, 2594, 3891, 5188, 7782, 9079, 10376, 11673, 15287, 15564, 18158, 20752, 23346, 27237, 30574, 31128, 36316, 45861, 46692, 54474, 61148, 62256, 72632, 81711, 91722, 93384, 107009, 108948, 122296, 137583, 145264, 163422, 183444, 186768, 214018, 217896, 244592, 275166, 321027, 326844, 366888, 428036, 435792, 550332, 642054, 653688, 733776, 856072, 963081, 1100664, 1284108, 1307376, 1712144, 1926162, 2201328, 2568216, 3852324, 5136432, 7704648, 15409296, 19827239, 39654478, 59481717, 79308956, 118963434, 138790673, 158617912, 178445151, 237926868, 277581346, 317235824, 356890302, 416372019, 475853736, 555162692, 713780604, 832744038, 951707472, 1110325384, 1249116057, 1427561208, 1665488076, 2220650768, 2498232114, 2855122416, 3330976152, 4996464228, 6661952304, 9992928456, 19985856912]

約数ペア:

[(1, 19985856912), (2, 9992928456), (3, 6661952304), (4, 4996464228), (6, 3330976152), (7, 2855122416), (8, 2498232114), (9, 2220650768), (12, 1665488076), (14, 1427561208), (16, 1249116057), (18, 1110325384), (21, 951707472), (24, 832744038), (28, 713780604), (36, 555162692), (42, 475853736), (48, 416372019), (56, 356890302), (63, 317235824), (72, 277581346), (84, 237926868), (112, 178445151), (126, 158617912), (144, 138790673), (168, 118963434), (252, 79308956), (336, 59481717), (504, 39654478), (1008, 19827239), (1297, 15409296), (2594, 7704648), (3891, 5136432), (5188, 3852324), (7782, 2568216), (9079, 2201328), (10376, 1926162), (11673, 1712144), (15287, 1307376), (15564, 1284108), (18158, 1100664), (20752, 963081), (23346, 856072), (27237, 733776), (30574, 653688), (31128, 642054), (36316, 550332), (45861, 435792), (46692, 428036), (54474, 366888), (61148, 326844), (62256, 321027), (72632, 275166), (81711, 244592), (91722, 217896), (93384, 214018), (107009, 186768), (108948, 183444), (122296, 163422), (137583, 145264)]