20791447404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{20063}}^1$

素因数の和:20176

約数の個数: 144

約数和(自身を含む): 60862298112

約数和(自身を除く): 40070850708

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 73, 78, 84, 91, 146, 156, 169, 182, 219, 273, 292, 338, 364, 438, 507, 511, 546, 676, 876, 949, 1014, 1022, 1092, 1183, 1533, 1898, 2028, 2044, 2366, 2847, 3066, 3549, 3796, 4732, 5694, 6132, 6643, 7098, 11388, 12337, 13286, 14196, 19929, 20063, 24674, 26572, 37011, 39858, 40126, 49348, 60189, 74022, 79716, 80252, 86359, 120378, 140441, 148044, 172718, 240756, 259077, 260819, 280882, 345436, 421323, 518154, 521638, 561764, 782457, 842646, 1036308, 1043276, 1464599, 1564914, 1685292, 1825733, 2929198, 3129828, 3390647, 3651466, 4393797, 5477199, 5858396, 6781294, 7302932, 8787594, 10171941, 10252193, 10954398, 13562588, 17575188, 19039787, 20343882, 20504386, 21908796, 23734529, 30756579, 38079574, 40687764, 41008772, 47469058, 57119361, 61513158, 71203587, 76159148, 94938116, 114238722, 123026316, 133278509, 142407174, 228477444, 247517231, 266557018, 284814348, 399835527, 495034462, 533114036, 742551693, 799671054, 990068924, 1485103386, 1599342108, 1732620617, 2970206772, 3465241234, 5197861851, 6930482468, 10395723702, 20791447404]

約数ペア:

[(1, 20791447404), (2, 10395723702), (3, 6930482468), (4, 5197861851), (6, 3465241234), (7, 2970206772), (12, 1732620617), (13, 1599342108), (14, 1485103386), (21, 990068924), (26, 799671054), (28, 742551693), (39, 533114036), (42, 495034462), (52, 399835527), (73, 284814348), (78, 266557018), (84, 247517231), (91, 228477444), (146, 142407174), (156, 133278509), (169, 123026316), (182, 114238722), (219, 94938116), (273, 76159148), (292, 71203587), (338, 61513158), (364, 57119361), (438, 47469058), (507, 41008772), (511, 40687764), (546, 38079574), (676, 30756579), (876, 23734529), (949, 21908796), (1014, 20504386), (1022, 20343882), (1092, 19039787), (1183, 17575188), (1533, 13562588), (1898, 10954398), (2028, 10252193), (2044, 10171941), (2366, 8787594), (2847, 7302932), (3066, 6781294), (3549, 5858396), (3796, 5477199), (4732, 4393797), (5694, 3651466), (6132, 3390647), (6643, 3129828), (7098, 2929198), (11388, 1825733), (12337, 1685292), (13286, 1564914), (14196, 1464599), (19929, 1043276), (20063, 1036308), (24674, 842646), (26572, 782457), (37011, 561764), (39858, 521638), (40126, 518154), (49348, 421323), (60189, 345436), (74022, 280882), (79716, 260819), (80252, 259077), (86359, 240756), (120378, 172718), (140441, 148044)]