20858657184

素因数分解:

$2^5\times 3^2\times {\mathrm{71}}^1\times {\mathrm{421}}^1\times {\mathrm{2423}}^1$

素因数の和:2931

約数の個数: 144

約数和(自身を含む): 60320018304

約数和(自身を除く): 39461361120

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 71, 72, 96, 142, 144, 213, 284, 288, 421, 426, 568, 639, 842, 852, 1136, 1263, 1278, 1684, 1704, 2272, 2423, 2526, 2556, 3368, 3408, 3789, 4846, 5052, 5112, 6736, 6816, 7269, 7578, 9692, 10104, 10224, 13472, 14538, 15156, 19384, 20208, 20448, 21807, 29076, 29891, 30312, 38768, 40416, 43614, 58152, 59782, 60624, 77536, 87228, 89673, 116304, 119564, 121248, 172033, 174456, 179346, 232608, 239128, 269019, 344066, 348912, 358692, 478256, 516099, 538038, 688132, 697824, 717384, 956512, 1020083, 1032198, 1076076, 1376264, 1434768, 1548297, 2040166, 2064396, 2152152, 2752528, 2869536, 3060249, 3096594, 4080332, 4128792, 4304304, 5505056, 6120498, 6193188, 8160664, 8257584, 8608608, 9180747, 12240996, 12386376, 16321328, 16515168, 18361494, 24481992, 24772752, 32642656, 36722988, 48963984, 49545504, 72425893, 73445976, 97927968, 144851786, 146891952, 217277679, 289703572, 293783904, 434555358, 579407144, 651833037, 869110716, 1158814288, 1303666074, 1738221432, 2317628576, 2607332148, 3476442864, 5214664296, 6952885728, 10429328592, 20858657184]

約数ペア:

[(1, 20858657184), (2, 10429328592), (3, 6952885728), (4, 5214664296), (6, 3476442864), (8, 2607332148), (9, 2317628576), (12, 1738221432), (16, 1303666074), (18, 1158814288), (24, 869110716), (32, 651833037), (36, 579407144), (48, 434555358), (71, 293783904), (72, 289703572), (96, 217277679), (142, 146891952), (144, 144851786), (213, 97927968), (284, 73445976), (288, 72425893), (421, 49545504), (426, 48963984), (568, 36722988), (639, 32642656), (842, 24772752), (852, 24481992), (1136, 18361494), (1263, 16515168), (1278, 16321328), (1684, 12386376), (1704, 12240996), (2272, 9180747), (2423, 8608608), (2526, 8257584), (2556, 8160664), (3368, 6193188), (3408, 6120498), (3789, 5505056), (4846, 4304304), (5052, 4128792), (5112, 4080332), (6736, 3096594), (6816, 3060249), (7269, 2869536), (7578, 2752528), (9692, 2152152), (10104, 2064396), (10224, 2040166), (13472, 1548297), (14538, 1434768), (15156, 1376264), (19384, 1076076), (20208, 1032198), (20448, 1020083), (21807, 956512), (29076, 717384), (29891, 697824), (30312, 688132), (38768, 538038), (40416, 516099), (43614, 478256), (58152, 358692), (59782, 348912), (60624, 344066), (77536, 269019), (87228, 239128), (89673, 232608), (116304, 179346), (119564, 174456), (121248, 172033)]