20181820464

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^2\times {\mathrm{491}}^1\times {\mathrm{563}}^1$

素因数の和:1097

約数の個数: 240

約数和(自身を含む): 62967576960

約数和(自身を除く): 42785756496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 169, 208, 216, 234, 312, 338, 351, 432, 468, 491, 507, 563, 624, 676, 702, 936, 982, 1014, 1126, 1352, 1404, 1473, 1521, 1689, 1872, 1964, 2028, 2252, 2704, 2808, 2946, 3042, 3378, 3928, 4056, 4419, 4504, 4563, 5067, 5616, 5892, 6084, 6383, 6756, 7319, 7856, 8112, 8838, 9008, 9126, 10134, 11784, 12168, 12766, 13257, 13512, 14638, 15201, 17676, 18252, 19149, 20268, 21957, 23568, 24336, 25532, 26514, 27024, 29276, 30402, 35352, 36504, 38298, 40536, 43914, 51064, 53028, 57447, 58552, 60804, 65871, 70704, 73008, 76596, 81072, 82979, 87828, 95147, 102128, 106056, 114894, 117104, 121608, 131742, 153192, 165958, 172341, 175656, 190294, 197613, 212112, 229788, 243216, 248937, 263484, 276433, 285441, 306384, 331916, 344682, 351312, 380588, 395226, 459576, 497874, 526968, 552866, 570882, 663832, 689364, 746811, 761176, 790452, 829299, 856323, 919152, 995748, 1053936, 1105732, 1141764, 1327664, 1378728, 1493622, 1522352, 1580904, 1658598, 1712646, 1991496, 2211464, 2240433, 2283528, 2487897, 2568969, 2757456, 2987244, 3161808, 3317196, 3425292, 3593629, 3982992, 4422928, 4480866, 4567056, 4975794, 5137938, 5974488, 6634392, 6850584, 7187258, 7463691, 8961732, 9951588, 10275876, 10780887, 11948976, 13268784, 13701168, 14374516, 14927382, 17923464, 19903176, 20551752, 21561774, 28749032, 29854764, 32342661, 35846928, 39806352, 41103504, 43123548, 46717177, 57498064, 59709528, 64685322, 86247096, 93434354, 97027983, 119419056, 129370644, 140151531, 172494192, 186868708, 194055966, 258741288, 280303062, 373737416, 388111932, 420454593, 517482576, 560606124, 747474832, 776223864, 840909186, 1121212248, 1261363779, 1552447728, 1681818372, 2242424496, 2522727558, 3363636744, 5045455116, 6727273488, 10090910232, 20181820464]

約数ペア:

[(1, 20181820464), (2, 10090910232), (3, 6727273488), (4, 5045455116), (6, 3363636744), (8, 2522727558), (9, 2242424496), (12, 1681818372), (13, 1552447728), (16, 1261363779), (18, 1121212248), (24, 840909186), (26, 776223864), (27, 747474832), (36, 560606124), (39, 517482576), (48, 420454593), (52, 388111932), (54, 373737416), (72, 280303062), (78, 258741288), (104, 194055966), (108, 186868708), (117, 172494192), (144, 140151531), (156, 129370644), (169, 119419056), (208, 97027983), (216, 93434354), (234, 86247096), (312, 64685322), (338, 59709528), (351, 57498064), (432, 46717177), (468, 43123548), (491, 41103504), (507, 39806352), (563, 35846928), (624, 32342661), (676, 29854764), (702, 28749032), (936, 21561774), (982, 20551752), (1014, 19903176), (1126, 17923464), (1352, 14927382), (1404, 14374516), (1473, 13701168), (1521, 13268784), (1689, 11948976), (1872, 10780887), (1964, 10275876), (2028, 9951588), (2252, 8961732), (2704, 7463691), (2808, 7187258), (2946, 6850584), (3042, 6634392), (3378, 5974488), (3928, 5137938), (4056, 4975794), (4419, 4567056), (4504, 4480866), (4563, 4422928), (5067, 3982992), (5616, 3593629), (5892, 3425292), (6084, 3317196), (6383, 3161808), (6756, 2987244), (7319, 2757456), (7856, 2568969), (8112, 2487897), (8838, 2283528), (9008, 2240433), (9126, 2211464), (10134, 1991496), (11784, 1712646), (12168, 1658598), (12766, 1580904), (13257, 1522352), (13512, 1493622), (14638, 1378728), (15201, 1327664), (17676, 1141764), (18252, 1105732), (19149, 1053936), (20268, 995748), (21957, 919152), (23568, 856323), (24336, 829299), (25532, 790452), (26514, 761176), (27024, 746811), (29276, 689364), (30402, 663832), (35352, 570882), (36504, 552866), (38298, 526968), (40536, 497874), (43914, 459576), (51064, 395226), (53028, 380588), (57447, 351312), (58552, 344682), (60804, 331916), (65871, 306384), (70704, 285441), (73008, 276433), (76596, 263484), (81072, 248937), (82979, 243216), (87828, 229788), (95147, 212112), (102128, 197613), (106056, 190294), (114894, 175656), (117104, 172341), (121608, 165958), (131742, 153192)]