20539743888

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{124429}}^1$

素因数の和:124640

約数の個数: 80

約数和(自身を含む): 56162724800

約数和(自身を除く): 35622980912

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 181, 228, 304, 362, 456, 543, 724, 912, 1086, 1448, 2172, 2896, 3439, 4344, 6878, 8688, 10317, 13756, 20634, 27512, 41268, 55024, 82536, 124429, 165072, 248858, 373287, 497716, 746574, 995432, 1493148, 1990864, 2364151, 2986296, 4728302, 5972592, 7092453, 9456604, 14184906, 18913208, 22521649, 28369812, 37826416, 45043298, 56739624, 67564947, 90086596, 113479248, 135129894, 180173192, 270259788, 360346384, 427911331, 540519576, 855822662, 1081039152, 1283733993, 1711645324, 2567467986, 3423290648, 5134935972, 6846581296, 10269871944, 20539743888]

約数ペア:

[(1, 20539743888), (2, 10269871944), (3, 6846581296), (4, 5134935972), (6, 3423290648), (8, 2567467986), (12, 1711645324), (16, 1283733993), (19, 1081039152), (24, 855822662), (38, 540519576), (48, 427911331), (57, 360346384), (76, 270259788), (114, 180173192), (152, 135129894), (181, 113479248), (228, 90086596), (304, 67564947), (362, 56739624), (456, 45043298), (543, 37826416), (724, 28369812), (912, 22521649), (1086, 18913208), (1448, 14184906), (2172, 9456604), (2896, 7092453), (3439, 5972592), (4344, 4728302), (6878, 2986296), (8688, 2364151), (10317, 1990864), (13756, 1493148), (20634, 995432), (27512, 746574), (41268, 497716), (55024, 373287), (82536, 248858), (124429, 165072)]