20948651424

素因数分解:

$2^5\times 3^2\times {\mathrm{149}}^1\times {\mathrm{521}}^1\times {\mathrm{937}}^1$

素因数の和:1623

約数の個数: 144

約数和(自身を含む): 60151782600

約数和(自身を除く): 39203131176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 149, 288, 298, 447, 521, 596, 894, 937, 1042, 1192, 1341, 1563, 1788, 1874, 2084, 2384, 2682, 2811, 3126, 3576, 3748, 4168, 4689, 4768, 5364, 5622, 6252, 7152, 7496, 8336, 8433, 9378, 10728, 11244, 12504, 14304, 14992, 16672, 16866, 18756, 21456, 22488, 25008, 29984, 33732, 37512, 42912, 44976, 50016, 67464, 75024, 77629, 89952, 134928, 139613, 150048, 155258, 232887, 269856, 279226, 310516, 418839, 465774, 488177, 558452, 621032, 698661, 837678, 931548, 976354, 1116904, 1242064, 1256517, 1397322, 1464531, 1675356, 1863096, 1952708, 2233808, 2484128, 2513034, 2794644, 2929062, 3350712, 3726192, 3905416, 4393593, 4467616, 5026068, 5589288, 5858124, 6701424, 7452384, 7810832, 8787186, 10052136, 11178576, 11716248, 13402848, 15621664, 17574372, 20104272, 22357152, 23432496, 35148744, 40208544, 46864992, 70297488, 72738373, 140594976, 145476746, 218215119, 290953492, 436430238, 581906984, 654645357, 872860476, 1163813968, 1309290714, 1745720952, 2327627936, 2618581428, 3491441904, 5237162856, 6982883808, 10474325712, 20948651424]

約数ペア:

[(1, 20948651424), (2, 10474325712), (3, 6982883808), (4, 5237162856), (6, 3491441904), (8, 2618581428), (9, 2327627936), (12, 1745720952), (16, 1309290714), (18, 1163813968), (24, 872860476), (32, 654645357), (36, 581906984), (48, 436430238), (72, 290953492), (96, 218215119), (144, 145476746), (149, 140594976), (288, 72738373), (298, 70297488), (447, 46864992), (521, 40208544), (596, 35148744), (894, 23432496), (937, 22357152), (1042, 20104272), (1192, 17574372), (1341, 15621664), (1563, 13402848), (1788, 11716248), (1874, 11178576), (2084, 10052136), (2384, 8787186), (2682, 7810832), (2811, 7452384), (3126, 6701424), (3576, 5858124), (3748, 5589288), (4168, 5026068), (4689, 4467616), (4768, 4393593), (5364, 3905416), (5622, 3726192), (6252, 3350712), (7152, 2929062), (7496, 2794644), (8336, 2513034), (8433, 2484128), (9378, 2233808), (10728, 1952708), (11244, 1863096), (12504, 1675356), (14304, 1464531), (14992, 1397322), (16672, 1256517), (16866, 1242064), (18756, 1116904), (21456, 976354), (22488, 931548), (25008, 837678), (29984, 698661), (33732, 621032), (37512, 558452), (42912, 488177), (44976, 465774), (50016, 418839), (67464, 310516), (75024, 279226), (77629, 269856), (89952, 232887), (134928, 155258), (139613, 150048)]