20656514687564

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{4665149}}^1$

素因数の和:4665256

約数の個数: 144

約数和(自身を含む): 46907150220000

約数和(自身を除く): 26250635532436

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 41, 49, 58, 76, 82, 98, 116, 133, 164, 196, 203, 266, 287, 406, 532, 551, 574, 779, 812, 931, 1102, 1148, 1189, 1421, 1558, 1862, 2009, 2204, 2378, 2842, 3116, 3724, 3857, 4018, 4756, 5453, 5684, 7714, 8036, 8323, 10906, 15428, 16646, 21812, 22591, 26999, 33292, 38171, 45182, 53998, 58261, 76342, 90364, 107996, 116522, 152684, 158137, 233044, 316274, 632548, 1106959, 2213918, 4427836, 4665149, 9330298, 18660596, 32656043, 65312086, 88637831, 130624172, 135289321, 177275662, 191271109, 228592301, 270578642, 354551324, 382542218, 457184602, 541157284, 620464817, 765084436, 914369204, 947025247, 1240929634, 1338897763, 1894050494, 2481859268, 2570497099, 2677795526, 3634151071, 3788100988, 4343253719, 5140994198, 5355591052, 5546862161, 6629176729, 7268302142, 8686507438, 9372284341, 10281988396, 11093724322, 13258353458, 14536604284, 17373014876, 17993479693, 18744568682, 22187448644, 25439057497, 26516706916, 35986959386, 37489137364, 38828035127, 50878114994, 71973918772, 77656070254, 101756229988, 105390381059, 125954357851, 155312140508, 178073402479, 210780762118, 251908715702, 271796245889, 356146804958, 421561524236, 503817431404, 543592491778, 712293609916, 737732667413, 1087184983556, 1475465334826, 2950930669652, 5164128671891, 10328257343782, 20656514687564]

約数ペア:

[(1, 20656514687564), (2, 10328257343782), (4, 5164128671891), (7, 2950930669652), (14, 1475465334826), (19, 1087184983556), (28, 737732667413), (29, 712293609916), (38, 543592491778), (41, 503817431404), (49, 421561524236), (58, 356146804958), (76, 271796245889), (82, 251908715702), (98, 210780762118), (116, 178073402479), (133, 155312140508), (164, 125954357851), (196, 105390381059), (203, 101756229988), (266, 77656070254), (287, 71973918772), (406, 50878114994), (532, 38828035127), (551, 37489137364), (574, 35986959386), (779, 26516706916), (812, 25439057497), (931, 22187448644), (1102, 18744568682), (1148, 17993479693), (1189, 17373014876), (1421, 14536604284), (1558, 13258353458), (1862, 11093724322), (2009, 10281988396), (2204, 9372284341), (2378, 8686507438), (2842, 7268302142), (3116, 6629176729), (3724, 5546862161), (3857, 5355591052), (4018, 5140994198), (4756, 4343253719), (5453, 3788100988), (5684, 3634151071), (7714, 2677795526), (8036, 2570497099), (8323, 2481859268), (10906, 1894050494), (15428, 1338897763), (16646, 1240929634), (21812, 947025247), (22591, 914369204), (26999, 765084436), (33292, 620464817), (38171, 541157284), (45182, 457184602), (53998, 382542218), (58261, 354551324), (76342, 270578642), (90364, 228592301), (107996, 191271109), (116522, 177275662), (152684, 135289321), (158137, 130624172), (233044, 88637831), (316274, 65312086), (632548, 32656043), (1106959, 18660596), (2213918, 9330298), (4427836, 4665149)]