20181743988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{181}}^1\times {\mathrm{3677}}^1$

素因数の和:3910

約数の個数: 144

約数和(自身を含む): 57128932224

約数和(自身を除く): 36947188236

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 181, 228, 266, 361, 362, 399, 532, 543, 722, 724, 798, 1083, 1086, 1267, 1444, 1596, 2166, 2172, 2527, 2534, 3439, 3677, 3801, 4332, 5054, 5068, 6878, 7354, 7581, 7602, 10108, 10317, 11031, 13756, 14708, 15162, 15204, 20634, 22062, 24073, 25739, 30324, 41268, 44124, 48146, 51478, 65341, 69863, 72219, 77217, 96292, 102956, 130682, 139726, 144438, 154434, 196023, 209589, 261364, 279452, 288876, 308868, 392046, 419178, 457387, 489041, 665537, 784092, 838356, 914774, 978082, 1327397, 1331074, 1372161, 1467123, 1829548, 1956164, 1996611, 2654794, 2662148, 2744322, 2934246, 3982191, 3993222, 4658759, 5309588, 5488644, 5868492, 7964382, 7986444, 9291779, 9317518, 12645203, 13976277, 15928764, 18583558, 18635036, 25290406, 27875337, 27952554, 37167116, 37935609, 50580812, 55750674, 55905108, 75871218, 88516421, 111501348, 151742436, 177032842, 240258857, 265549263, 354065684, 480517714, 531098526, 720776571, 961035428, 1062197052, 1441553142, 1681811999, 2883106284, 3363623998, 5045435997, 6727247996, 10090871994, 20181743988]

約数ペア:

[(1, 20181743988), (2, 10090871994), (3, 6727247996), (4, 5045435997), (6, 3363623998), (7, 2883106284), (12, 1681811999), (14, 1441553142), (19, 1062197052), (21, 961035428), (28, 720776571), (38, 531098526), (42, 480517714), (57, 354065684), (76, 265549263), (84, 240258857), (114, 177032842), (133, 151742436), (181, 111501348), (228, 88516421), (266, 75871218), (361, 55905108), (362, 55750674), (399, 50580812), (532, 37935609), (543, 37167116), (722, 27952554), (724, 27875337), (798, 25290406), (1083, 18635036), (1086, 18583558), (1267, 15928764), (1444, 13976277), (1596, 12645203), (2166, 9317518), (2172, 9291779), (2527, 7986444), (2534, 7964382), (3439, 5868492), (3677, 5488644), (3801, 5309588), (4332, 4658759), (5054, 3993222), (5068, 3982191), (6878, 2934246), (7354, 2744322), (7581, 2662148), (7602, 2654794), (10108, 1996611), (10317, 1956164), (11031, 1829548), (13756, 1467123), (14708, 1372161), (15162, 1331074), (15204, 1327397), (20634, 978082), (22062, 914774), (24073, 838356), (25739, 784092), (30324, 665537), (41268, 489041), (44124, 457387), (48146, 419178), (51478, 392046), (65341, 308868), (69863, 288876), (72219, 279452), (77217, 261364), (96292, 209589), (102956, 196023), (130682, 154434), (139726, 144438)]