20165240096

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{472741}}^1$

素因数の和:472825

約数の個数: 48

約数和(自身を含む): 41934106368

約数和(自身を除く): 21768866272

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 62, 86, 124, 172, 248, 344, 496, 688, 992, 1333, 1376, 2666, 5332, 10664, 21328, 42656, 472741, 945482, 1890964, 3781928, 7563856, 14654971, 15127712, 20327863, 29309942, 40655726, 58619884, 81311452, 117239768, 162622904, 234479536, 325245808, 468959072, 630163753, 650491616, 1260327506, 2520655012, 5041310024, 10082620048, 20165240096]

約数ペア:

[(1, 20165240096), (2, 10082620048), (4, 5041310024), (8, 2520655012), (16, 1260327506), (31, 650491616), (32, 630163753), (43, 468959072), (62, 325245808), (86, 234479536), (124, 162622904), (172, 117239768), (248, 81311452), (344, 58619884), (496, 40655726), (688, 29309942), (992, 20327863), (1333, 15127712), (1376, 14654971), (2666, 7563856), (5332, 3781928), (10664, 1890964), (21328, 945482), (42656, 472741)]