20657628992

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{2539}}^1$

素因数の和:2709

約数の個数: 224

約数和(自身を含む): 55494082560

約数和(自身を除く): 34836453568

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 64, 77, 88, 91, 104, 112, 127, 143, 154, 176, 182, 208, 224, 254, 286, 308, 352, 364, 416, 448, 508, 572, 616, 704, 728, 832, 889, 1001, 1016, 1144, 1232, 1397, 1456, 1651, 1778, 2002, 2032, 2288, 2464, 2539, 2794, 2912, 3302, 3556, 4004, 4064, 4576, 4928, 5078, 5588, 5824, 6604, 7112, 8008, 8128, 9152, 9779, 10156, 11176, 11557, 13208, 14224, 16016, 17773, 18161, 19558, 20312, 22352, 23114, 26416, 27929, 28448, 32032, 33007, 35546, 36322, 39116, 40624, 44704, 46228, 52832, 55858, 56896, 64064, 66014, 71092, 72644, 78232, 81248, 89408, 92456, 105664, 111716, 127127, 132028, 142184, 145288, 156464, 162496, 184912, 195503, 223432, 231049, 254254, 264056, 284368, 290576, 312928, 322453, 363077, 369824, 391006, 446864, 462098, 508508, 528112, 568736, 581152, 625856, 644906, 726154, 739648, 782012, 893728, 924196, 1017016, 1056224, 1137472, 1162304, 1289812, 1452308, 1564024, 1787456, 1848392, 2034032, 2112448, 2257171, 2541539, 2579624, 2904616, 3128048, 3546983, 3696784, 4068064, 4191889, 4514342, 5083078, 5159248, 5809232, 6256096, 7093966, 7393568, 8136128, 8383778, 9028684, 10166156, 10318496, 11618464, 12512192, 14187932, 14787136, 16767556, 18057368, 20332312, 20636992, 23236928, 24828881, 28375864, 29343223, 33535112, 36114736, 40664624, 46110779, 49657762, 56751728, 58686446, 67070224, 72229472, 81329248, 92221558, 99315524, 113503456, 117372892, 134140448, 144458944, 162658496, 184443116, 198631048, 227006912, 234745784, 268280896, 322775453, 368886232, 397262096, 469491568, 645550906, 737772464, 794524192, 938983136, 1291101812, 1475544928, 1589048384, 1877966272, 2582203624, 2951089856, 5164407248, 10328814496, 20657628992]

約数ペア:

[(1, 20657628992), (2, 10328814496), (4, 5164407248), (7, 2951089856), (8, 2582203624), (11, 1877966272), (13, 1589048384), (14, 1475544928), (16, 1291101812), (22, 938983136), (26, 794524192), (28, 737772464), (32, 645550906), (44, 469491568), (52, 397262096), (56, 368886232), (64, 322775453), (77, 268280896), (88, 234745784), (91, 227006912), (104, 198631048), (112, 184443116), (127, 162658496), (143, 144458944), (154, 134140448), (176, 117372892), (182, 113503456), (208, 99315524), (224, 92221558), (254, 81329248), (286, 72229472), (308, 67070224), (352, 58686446), (364, 56751728), (416, 49657762), (448, 46110779), (508, 40664624), (572, 36114736), (616, 33535112), (704, 29343223), (728, 28375864), (832, 24828881), (889, 23236928), (1001, 20636992), (1016, 20332312), (1144, 18057368), (1232, 16767556), (1397, 14787136), (1456, 14187932), (1651, 12512192), (1778, 11618464), (2002, 10318496), (2032, 10166156), (2288, 9028684), (2464, 8383778), (2539, 8136128), (2794, 7393568), (2912, 7093966), (3302, 6256096), (3556, 5809232), (4004, 5159248), (4064, 5083078), (4576, 4514342), (4928, 4191889), (5078, 4068064), (5588, 3696784), (5824, 3546983), (6604, 3128048), (7112, 2904616), (8008, 2579624), (8128, 2541539), (9152, 2257171), (9779, 2112448), (10156, 2034032), (11176, 1848392), (11557, 1787456), (13208, 1564024), (14224, 1452308), (16016, 1289812), (17773, 1162304), (18161, 1137472), (19558, 1056224), (20312, 1017016), (22352, 924196), (23114, 893728), (26416, 782012), (27929, 739648), (28448, 726154), (32032, 644906), (33007, 625856), (35546, 581152), (36322, 568736), (39116, 528112), (40624, 508508), (44704, 462098), (46228, 446864), (52832, 391006), (55858, 369824), (56896, 363077), (64064, 322453), (66014, 312928), (71092, 290576), (72644, 284368), (78232, 264056), (81248, 254254), (89408, 231049), (92456, 223432), (105664, 195503), (111716, 184912), (127127, 162496), (132028, 156464), (142184, 145288)]