209000608

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{1987}}^1$

素因数の和:2189

約数の個数: 48

約数和(自身を含む): 435849120

約数和(自身を除く): 226848512

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 173, 304, 346, 608, 692, 1384, 1987, 2768, 3287, 3974, 5536, 6574, 7948, 13148, 15896, 26296, 31792, 37753, 52592, 63584, 75506, 105184, 151012, 302024, 343751, 604048, 687502, 1208096, 1375004, 2750008, 5500016, 6531269, 11000032, 13062538, 26125076, 52250152, 104500304, 209000608]

約数ペア:

[(1, 209000608), (2, 104500304), (4, 52250152), (8, 26125076), (16, 13062538), (19, 11000032), (32, 6531269), (38, 5500016), (76, 2750008), (152, 1375004), (173, 1208096), (304, 687502), (346, 604048), (608, 343751), (692, 302024), (1384, 151012), (1987, 105184), (2768, 75506), (3287, 63584), (3974, 52592), (5536, 37753), (6574, 31792), (7948, 26296), (13148, 15896)]