20405857536

素因数分解:

$2^8\times 3^2\times {\mathrm{149}}^1\times {\mathrm{59441}}^1$

素因数の和:59612

約数の個数: 108

約数和(自身を含む): 59230980900

約数和(自身を除く): 38825123364

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 149, 192, 256, 288, 298, 384, 447, 576, 596, 768, 894, 1152, 1192, 1341, 1788, 2304, 2384, 2682, 3576, 4768, 5364, 7152, 9536, 10728, 14304, 19072, 21456, 28608, 38144, 42912, 57216, 59441, 85824, 114432, 118882, 171648, 178323, 237764, 343296, 356646, 475528, 534969, 713292, 951056, 1069938, 1426584, 1902112, 2139876, 2853168, 3804224, 4279752, 5706336, 7608448, 8559504, 8856709, 11412672, 15216896, 17119008, 17713418, 22825344, 26570127, 34238016, 35426836, 45650688, 53140254, 68476032, 70853672, 79710381, 106280508, 136952064, 141707344, 159420762, 212561016, 283414688, 318841524, 425122032, 566829376, 637683048, 850244064, 1133658752, 1275366096, 1700488128, 2267317504, 2550732192, 3400976256, 5101464384, 6801952512, 10202928768, 20405857536]

約数ペア:

[(1, 20405857536), (2, 10202928768), (3, 6801952512), (4, 5101464384), (6, 3400976256), (8, 2550732192), (9, 2267317504), (12, 1700488128), (16, 1275366096), (18, 1133658752), (24, 850244064), (32, 637683048), (36, 566829376), (48, 425122032), (64, 318841524), (72, 283414688), (96, 212561016), (128, 159420762), (144, 141707344), (149, 136952064), (192, 106280508), (256, 79710381), (288, 70853672), (298, 68476032), (384, 53140254), (447, 45650688), (576, 35426836), (596, 34238016), (768, 26570127), (894, 22825344), (1152, 17713418), (1192, 17119008), (1341, 15216896), (1788, 11412672), (2304, 8856709), (2384, 8559504), (2682, 7608448), (3576, 5706336), (4768, 4279752), (5364, 3804224), (7152, 2853168), (9536, 2139876), (10728, 1902112), (14304, 1426584), (19072, 1069938), (21456, 951056), (28608, 713292), (38144, 534969), (42912, 475528), (57216, 356646), (59441, 343296), (85824, 237764), (114432, 178323), (118882, 171648)]