20217202328

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{1741}}^1\times {\mathrm{33757}}^1$

素因数の和:35547

約数の個数: 32

約数和(自身を含む): 38812247760

約数和(自身を除く): 18595045432

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 1741, 3482, 6964, 13928, 33757, 67514, 74863, 135028, 149726, 270056, 299452, 598904, 1451551, 2903102, 5806204, 11612408, 58770937, 117541874, 235083748, 470167496, 2527150291, 5054300582, 10108601164, 20217202328]

約数ペア:

[(1, 20217202328), (2, 10108601164), (4, 5054300582), (8, 2527150291), (43, 470167496), (86, 235083748), (172, 117541874), (344, 58770937), (1741, 11612408), (3482, 5806204), (6964, 2903102), (13928, 1451551), (33757, 598904), (67514, 299452), (74863, 270056), (135028, 149726)]