20109021856

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1\times {\mathrm{397}}^1$

素因数の和:823

約数の個数: 192

約数和(自身を含む): 50443271424

約数和(自身を除く): 30334249568

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 61, 77, 88, 112, 122, 154, 176, 224, 244, 308, 337, 352, 397, 427, 488, 616, 671, 674, 794, 854, 976, 1232, 1342, 1348, 1588, 1708, 1952, 2359, 2464, 2684, 2696, 2779, 3176, 3416, 3707, 4367, 4697, 4718, 5368, 5392, 5558, 6352, 6832, 7414, 8734, 9394, 9436, 10736, 10784, 11116, 12704, 13664, 14828, 17468, 18788, 18872, 20557, 21472, 22232, 24217, 25949, 29656, 30569, 34936, 37576, 37744, 41114, 44464, 48434, 51898, 59312, 61138, 69872, 75152, 75488, 82228, 88928, 96868, 103796, 118624, 122276, 133789, 139744, 143899, 150304, 164456, 169519, 193736, 207592, 226127, 244552, 266387, 267578, 287798, 328912, 339038, 387472, 415184, 452254, 489104, 532774, 535156, 575596, 657824, 678076, 774944, 830368, 904508, 936523, 978208, 1065548, 1070312, 1151192, 1356152, 1471679, 1582889, 1809016, 1864709, 1873046, 2131096, 2140624, 2302384, 2712304, 2943358, 3165778, 3618032, 3729418, 3746092, 4262192, 4281248, 4604768, 5424608, 5886716, 6331556, 7236064, 7458836, 7492184, 8161129, 8524384, 10301753, 11773432, 12663112, 14917672, 14984368, 16322258, 20603506, 23546864, 25326224, 29835344, 29968736, 32644516, 41207012, 47093728, 50652448, 57127903, 59670688, 65289032, 82414024, 89772419, 114255806, 130578064, 164828048, 179544838, 228511612, 261156128, 329656096, 359089676, 457023224, 628406933, 718179352, 914046448, 1256813866, 1436358704, 1828092896, 2513627732, 2872717408, 5027255464, 10054510928, 20109021856]

約数ペア:

[(1, 20109021856), (2, 10054510928), (4, 5027255464), (7, 2872717408), (8, 2513627732), (11, 1828092896), (14, 1436358704), (16, 1256813866), (22, 914046448), (28, 718179352), (32, 628406933), (44, 457023224), (56, 359089676), (61, 329656096), (77, 261156128), (88, 228511612), (112, 179544838), (122, 164828048), (154, 130578064), (176, 114255806), (224, 89772419), (244, 82414024), (308, 65289032), (337, 59670688), (352, 57127903), (397, 50652448), (427, 47093728), (488, 41207012), (616, 32644516), (671, 29968736), (674, 29835344), (794, 25326224), (854, 23546864), (976, 20603506), (1232, 16322258), (1342, 14984368), (1348, 14917672), (1588, 12663112), (1708, 11773432), (1952, 10301753), (2359, 8524384), (2464, 8161129), (2684, 7492184), (2696, 7458836), (2779, 7236064), (3176, 6331556), (3416, 5886716), (3707, 5424608), (4367, 4604768), (4697, 4281248), (4718, 4262192), (5368, 3746092), (5392, 3729418), (5558, 3618032), (6352, 3165778), (6832, 2943358), (7414, 2712304), (8734, 2302384), (9394, 2140624), (9436, 2131096), (10736, 1873046), (10784, 1864709), (11116, 1809016), (12704, 1582889), (13664, 1471679), (14828, 1356152), (17468, 1151192), (18788, 1070312), (18872, 1065548), (20557, 978208), (21472, 936523), (22232, 904508), (24217, 830368), (25949, 774944), (29656, 678076), (30569, 657824), (34936, 575596), (37576, 535156), (37744, 532774), (41114, 489104), (44464, 452254), (48434, 415184), (51898, 387472), (59312, 339038), (61138, 328912), (69872, 287798), (75152, 267578), (75488, 266387), (82228, 244552), (88928, 226127), (96868, 207592), (103796, 193736), (118624, 169519), (122276, 164456), (133789, 150304), (139744, 143899)]