20808624573

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^2\times {\mathrm{991}}^1$

素因数の和:1152

約数の個数: 96

約数和(自身を含む): 36026265600

約数和(自身を除く): 15217641027

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 61, 99, 171, 183, 209, 297, 513, 549, 627, 671, 991, 1159, 1647, 1881, 2013, 2973, 3477, 3721, 5643, 6039, 8919, 10431, 10901, 11163, 12749, 18117, 18829, 26757, 31293, 32703, 33489, 38247, 40931, 56487, 60451, 70699, 98109, 100467, 114741, 122793, 169461, 181353, 207119, 212097, 294327, 344223, 368379, 508383, 544059, 621357, 636291, 664961, 777689, 1105137, 1148569, 1632177, 1864071, 1908873, 1994883, 2333067, 3445707, 3687511, 5592213, 5984649, 6999201, 10337121, 11062533, 12634259, 17953947, 20997603, 31011363, 33187599, 37902777, 40562621, 70062709, 99562797, 113708331, 121687863, 210188127, 341124993, 365063589, 630564381, 770689799, 1095190767, 1891693143, 2312069397, 6936208191, 20808624573]

約数ペア:

[(1, 20808624573), (3, 6936208191), (9, 2312069397), (11, 1891693143), (19, 1095190767), (27, 770689799), (33, 630564381), (57, 365063589), (61, 341124993), (99, 210188127), (171, 121687863), (183, 113708331), (209, 99562797), (297, 70062709), (513, 40562621), (549, 37902777), (627, 33187599), (671, 31011363), (991, 20997603), (1159, 17953947), (1647, 12634259), (1881, 11062533), (2013, 10337121), (2973, 6999201), (3477, 5984649), (3721, 5592213), (5643, 3687511), (6039, 3445707), (8919, 2333067), (10431, 1994883), (10901, 1908873), (11163, 1864071), (12749, 1632177), (18117, 1148569), (18829, 1105137), (26757, 777689), (31293, 664961), (32703, 636291), (33489, 621357), (38247, 544059), (40931, 508383), (56487, 368379), (60451, 344223), (70699, 294327), (98109, 212097), (100467, 207119), (114741, 181353), (122793, 169461)]