20138076864

素因数分解:

$2^6\times 3^2\times {\mathrm{647}}^1\times {\mathrm{54037}}^1$

素因数の和:54702

約数の個数: 84

約数和(自身を含む): 57812446224

約数和(自身を除く): 37674369360

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 647, 1294, 1941, 2588, 3882, 5176, 5823, 7764, 10352, 11646, 15528, 20704, 23292, 31056, 41408, 46584, 54037, 62112, 93168, 108074, 124224, 162111, 186336, 216148, 324222, 372672, 432296, 486333, 648444, 864592, 972666, 1296888, 1729184, 1945332, 2593776, 3458368, 3890664, 5187552, 7781328, 10375104, 15562656, 31125312, 34961939, 69923878, 104885817, 139847756, 209771634, 279695512, 314657451, 419543268, 559391024, 629314902, 839086536, 1118782048, 1258629804, 1678173072, 2237564096, 2517259608, 3356346144, 5034519216, 6712692288, 10069038432, 20138076864]

約数ペア:

[(1, 20138076864), (2, 10069038432), (3, 6712692288), (4, 5034519216), (6, 3356346144), (8, 2517259608), (9, 2237564096), (12, 1678173072), (16, 1258629804), (18, 1118782048), (24, 839086536), (32, 629314902), (36, 559391024), (48, 419543268), (64, 314657451), (72, 279695512), (96, 209771634), (144, 139847756), (192, 104885817), (288, 69923878), (576, 34961939), (647, 31125312), (1294, 15562656), (1941, 10375104), (2588, 7781328), (3882, 5187552), (5176, 3890664), (5823, 3458368), (7764, 2593776), (10352, 1945332), (11646, 1729184), (15528, 1296888), (20704, 972666), (23292, 864592), (31056, 648444), (41408, 486333), (46584, 432296), (54037, 372672), (62112, 324222), (93168, 216148), (108074, 186336), (124224, 162111)]