20165319888

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{787}}^1\times {\mathrm{76259}}^1$

素因数の和:77064

約数の個数: 80

約数和(自身を含む): 59612136960

約数和(自身を除く): 39446817072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 787, 1574, 2361, 3148, 4722, 5509, 6296, 9444, 11018, 12592, 16527, 18888, 22036, 33054, 37776, 44072, 66108, 76259, 88144, 132216, 152518, 228777, 264432, 305036, 457554, 533813, 610072, 915108, 1067626, 1220144, 1601439, 1830216, 2135252, 3202878, 3660432, 4270504, 6405756, 8541008, 12811512, 25623024, 60015833, 120031666, 180047499, 240063332, 360094998, 420110831, 480126664, 720189996, 840221662, 960253328, 1260332493, 1440379992, 1680443324, 2520664986, 2880759984, 3360886648, 5041329972, 6721773296, 10082659944, 20165319888]

約数ペア:

[(1, 20165319888), (2, 10082659944), (3, 6721773296), (4, 5041329972), (6, 3360886648), (7, 2880759984), (8, 2520664986), (12, 1680443324), (14, 1440379992), (16, 1260332493), (21, 960253328), (24, 840221662), (28, 720189996), (42, 480126664), (48, 420110831), (56, 360094998), (84, 240063332), (112, 180047499), (168, 120031666), (336, 60015833), (787, 25623024), (1574, 12811512), (2361, 8541008), (3148, 6405756), (4722, 4270504), (5509, 3660432), (6296, 3202878), (9444, 2135252), (11018, 1830216), (12592, 1601439), (16527, 1220144), (18888, 1067626), (22036, 915108), (33054, 610072), (37776, 533813), (44072, 457554), (66108, 305036), (76259, 264432), (88144, 228777), (132216, 152518)]