20481474384

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{727}}^1\times {\mathrm{1471}}^1$

素因数の和:2238

約数の個数: 240

約数和(自身を含む): 69097799680

約数和(自身を除く): 48616325296

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 36, 38, 42, 48, 56, 57, 63, 72, 76, 84, 112, 114, 126, 133, 144, 152, 168, 171, 228, 252, 266, 304, 336, 342, 399, 456, 504, 532, 684, 727, 798, 912, 1008, 1064, 1197, 1368, 1454, 1471, 1596, 2128, 2181, 2394, 2736, 2908, 2942, 3192, 4362, 4413, 4788, 5089, 5816, 5884, 6384, 6543, 8724, 8826, 9576, 10178, 10297, 11632, 11768, 13086, 13239, 13813, 15267, 17448, 17652, 19152, 20356, 20594, 23536, 26172, 26478, 27626, 27949, 30534, 30891, 34896, 35304, 40712, 41188, 41439, 45801, 52344, 52956, 55252, 55898, 61068, 61782, 70608, 81424, 82376, 82878, 83847, 91602, 92673, 96691, 104688, 105912, 110504, 111796, 122136, 123564, 124317, 164752, 165756, 167694, 183204, 185346, 193382, 195643, 211824, 221008, 223592, 244272, 247128, 248634, 251541, 290073, 331512, 335388, 366408, 370692, 386764, 391286, 447184, 494256, 497268, 503082, 580146, 586929, 663024, 670776, 732816, 741384, 773528, 782572, 870219, 994536, 1006164, 1069417, 1160292, 1173858, 1341552, 1482768, 1547056, 1565144, 1740438, 1760787, 1989072, 2012328, 2138834, 2320584, 2347716, 3130288, 3208251, 3480876, 3521574, 4024656, 4277668, 4641168, 4695432, 6416502, 6961752, 7043148, 7485919, 8555336, 9390864, 9624753, 12833004, 13923504, 14086296, 14971838, 17110672, 19249506, 20318923, 22457757, 25666008, 28172592, 29943676, 38499012, 40637846, 44915514, 51332016, 59887352, 60956769, 67373271, 76998024, 81275692, 89831028, 119774704, 121913538, 134746542, 142232461, 153996048, 162551384, 179662056, 182870307, 243827076, 269493084, 284464922, 325102768, 359324112, 365740614, 426697383, 487654152, 538986168, 568929844, 731481228, 853394766, 975308304, 1077972336, 1137859688, 1280092149, 1462962456, 1706789532, 2275719376, 2560184298, 2925924912, 3413579064, 5120368596, 6827158128, 10240737192, 20481474384]

約数ペア:

[(1, 20481474384), (2, 10240737192), (3, 6827158128), (4, 5120368596), (6, 3413579064), (7, 2925924912), (8, 2560184298), (9, 2275719376), (12, 1706789532), (14, 1462962456), (16, 1280092149), (18, 1137859688), (19, 1077972336), (21, 975308304), (24, 853394766), (28, 731481228), (36, 568929844), (38, 538986168), (42, 487654152), (48, 426697383), (56, 365740614), (57, 359324112), (63, 325102768), (72, 284464922), (76, 269493084), (84, 243827076), (112, 182870307), (114, 179662056), (126, 162551384), (133, 153996048), (144, 142232461), (152, 134746542), (168, 121913538), (171, 119774704), (228, 89831028), (252, 81275692), (266, 76998024), (304, 67373271), (336, 60956769), (342, 59887352), (399, 51332016), (456, 44915514), (504, 40637846), (532, 38499012), (684, 29943676), (727, 28172592), (798, 25666008), (912, 22457757), (1008, 20318923), (1064, 19249506), (1197, 17110672), (1368, 14971838), (1454, 14086296), (1471, 13923504), (1596, 12833004), (2128, 9624753), (2181, 9390864), (2394, 8555336), (2736, 7485919), (2908, 7043148), (2942, 6961752), (3192, 6416502), (4362, 4695432), (4413, 4641168), (4788, 4277668), (5089, 4024656), (5816, 3521574), (5884, 3480876), (6384, 3208251), (6543, 3130288), (8724, 2347716), (8826, 2320584), (9576, 2138834), (10178, 2012328), (10297, 1989072), (11632, 1760787), (11768, 1740438), (13086, 1565144), (13239, 1547056), (13813, 1482768), (15267, 1341552), (17448, 1173858), (17652, 1160292), (19152, 1069417), (20356, 1006164), (20594, 994536), (23536, 870219), (26172, 782572), (26478, 773528), (27626, 741384), (27949, 732816), (30534, 670776), (30891, 663024), (34896, 586929), (35304, 580146), (40712, 503082), (41188, 497268), (41439, 494256), (45801, 447184), (52344, 391286), (52956, 386764), (55252, 370692), (55898, 366408), (61068, 335388), (61782, 331512), (70608, 290073), (81424, 251541), (82376, 248634), (82878, 247128), (83847, 244272), (91602, 223592), (92673, 221008), (96691, 211824), (104688, 195643), (105912, 193382), (110504, 185346), (111796, 183204), (122136, 167694), (123564, 165756), (124317, 164752)]