20884768128

素因数分解:

$2^7\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{42457}}^1$

素因数の和:42545

約数の個数: 192

約数和(自身を含む): 69811141920

約数和(自身を除く): 48926373792

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 61, 63, 64, 72, 84, 96, 112, 122, 126, 128, 144, 168, 183, 192, 224, 244, 252, 288, 336, 366, 384, 427, 448, 488, 504, 549, 576, 672, 732, 854, 896, 976, 1008, 1098, 1152, 1281, 1344, 1464, 1708, 1952, 2016, 2196, 2562, 2688, 2928, 3416, 3843, 3904, 4032, 4392, 5124, 5856, 6832, 7686, 7808, 8064, 8784, 10248, 11712, 13664, 15372, 17568, 20496, 23424, 27328, 30744, 35136, 40992, 42457, 54656, 61488, 70272, 81984, 84914, 122976, 127371, 163968, 169828, 245952, 254742, 297199, 339656, 382113, 491904, 509484, 594398, 679312, 764226, 891597, 1018968, 1188796, 1358624, 1528452, 1783194, 2037936, 2377592, 2589877, 2674791, 2717248, 3056904, 3566388, 4075872, 4755184, 5179754, 5349582, 5434496, 6113808, 7132776, 7769631, 8151744, 9510368, 10359508, 10699164, 12227616, 14265552, 15539262, 16303488, 18129139, 19020736, 20719016, 21398328, 23308893, 24455232, 28531104, 31078524, 36258278, 38041472, 41438032, 42796656, 46617786, 48910464, 54387417, 57062208, 62157048, 72516556, 82876064, 85593312, 93235572, 108774834, 114124416, 124314096, 145033112, 163162251, 165752128, 171186624, 186471144, 217549668, 248628192, 290066224, 326324502, 331504256, 342373248, 372942288, 435099336, 497256384, 580132448, 652649004, 745884576, 870198672, 994512768, 1160264896, 1305298008, 1491769152, 1740397344, 2320529792, 2610596016, 2983538304, 3480794688, 5221192032, 6961589376, 10442384064, 20884768128]

約数ペア:

[(1, 20884768128), (2, 10442384064), (3, 6961589376), (4, 5221192032), (6, 3480794688), (7, 2983538304), (8, 2610596016), (9, 2320529792), (12, 1740397344), (14, 1491769152), (16, 1305298008), (18, 1160264896), (21, 994512768), (24, 870198672), (28, 745884576), (32, 652649004), (36, 580132448), (42, 497256384), (48, 435099336), (56, 372942288), (61, 342373248), (63, 331504256), (64, 326324502), (72, 290066224), (84, 248628192), (96, 217549668), (112, 186471144), (122, 171186624), (126, 165752128), (128, 163162251), (144, 145033112), (168, 124314096), (183, 114124416), (192, 108774834), (224, 93235572), (244, 85593312), (252, 82876064), (288, 72516556), (336, 62157048), (366, 57062208), (384, 54387417), (427, 48910464), (448, 46617786), (488, 42796656), (504, 41438032), (549, 38041472), (576, 36258278), (672, 31078524), (732, 28531104), (854, 24455232), (896, 23308893), (976, 21398328), (1008, 20719016), (1098, 19020736), (1152, 18129139), (1281, 16303488), (1344, 15539262), (1464, 14265552), (1708, 12227616), (1952, 10699164), (2016, 10359508), (2196, 9510368), (2562, 8151744), (2688, 7769631), (2928, 7132776), (3416, 6113808), (3843, 5434496), (3904, 5349582), (4032, 5179754), (4392, 4755184), (5124, 4075872), (5856, 3566388), (6832, 3056904), (7686, 2717248), (7808, 2674791), (8064, 2589877), (8784, 2377592), (10248, 2037936), (11712, 1783194), (13664, 1528452), (15372, 1358624), (17568, 1188796), (20496, 1018968), (23424, 891597), (27328, 764226), (30744, 679312), (35136, 594398), (40992, 509484), (42457, 491904), (54656, 382113), (61488, 339656), (70272, 297199), (81984, 254742), (84914, 245952), (122976, 169828), (127371, 163968)]