20956705536

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{619}}^1\times {\mathrm{3391}}^1$

素因数の和:4042

約数の個数: 144

約数和(自身を含む): 60180592640

約数和(自身を除く): 39223887104

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 256, 312, 384, 416, 619, 624, 768, 832, 1238, 1248, 1664, 1857, 2476, 2496, 3328, 3391, 3714, 4952, 4992, 6782, 7428, 8047, 9904, 9984, 10173, 13564, 14856, 16094, 19808, 20346, 24141, 27128, 29712, 32188, 39616, 40692, 44083, 48282, 54256, 59424, 64376, 79232, 81384, 88166, 96564, 108512, 118848, 128752, 132249, 158464, 162768, 176332, 193128, 217024, 237696, 257504, 264498, 325536, 352664, 386256, 434048, 475392, 515008, 528996, 651072, 705328, 772512, 868096, 1030016, 1057992, 1302144, 1410656, 1545024, 2060032, 2099029, 2115984, 2604288, 2821312, 3090048, 4198058, 4231968, 5642624, 6180096, 6297087, 8396116, 8463936, 11285248, 12594174, 16792232, 16927872, 25188348, 27287377, 33584464, 33855744, 50376696, 54574754, 67168928, 81862131, 100753392, 109149508, 134337856, 163724262, 201506784, 218299016, 268675712, 327448524, 403013568, 436598032, 537351424, 654897048, 806027136, 873196064, 1309794096, 1612054272, 1746392128, 2619588192, 3492784256, 5239176384, 6985568512, 10478352768, 20956705536]

約数ペア:

[(1, 20956705536), (2, 10478352768), (3, 6985568512), (4, 5239176384), (6, 3492784256), (8, 2619588192), (12, 1746392128), (13, 1612054272), (16, 1309794096), (24, 873196064), (26, 806027136), (32, 654897048), (39, 537351424), (48, 436598032), (52, 403013568), (64, 327448524), (78, 268675712), (96, 218299016), (104, 201506784), (128, 163724262), (156, 134337856), (192, 109149508), (208, 100753392), (256, 81862131), (312, 67168928), (384, 54574754), (416, 50376696), (619, 33855744), (624, 33584464), (768, 27287377), (832, 25188348), (1238, 16927872), (1248, 16792232), (1664, 12594174), (1857, 11285248), (2476, 8463936), (2496, 8396116), (3328, 6297087), (3391, 6180096), (3714, 5642624), (4952, 4231968), (4992, 4198058), (6782, 3090048), (7428, 2821312), (8047, 2604288), (9904, 2115984), (9984, 2099029), (10173, 2060032), (13564, 1545024), (14856, 1410656), (16094, 1302144), (19808, 1057992), (20346, 1030016), (24141, 868096), (27128, 772512), (29712, 705328), (32188, 651072), (39616, 528996), (40692, 515008), (44083, 475392), (48282, 434048), (54256, 386256), (59424, 352664), (64376, 325536), (79232, 264498), (81384, 257504), (88166, 237696), (96564, 217024), (108512, 193128), (118848, 176332), (128752, 162768), (132249, 158464)]