20346364881

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{2791}}^1$

素因数の和:2927

約数の個数: 96

約数和(自身を含む): 33868523520

約数和(自身を除く): 13522158639

約数列:

[1, 3, 9, 17, 29, 31, 51, 53, 87, 93, 153, 159, 261, 279, 477, 493, 527, 899, 901, 1479, 1537, 1581, 1643, 2697, 2703, 2791, 4437, 4611, 4743, 4929, 8091, 8109, 8373, 13833, 14787, 15283, 25119, 26129, 27931, 45849, 47447, 47647, 78387, 80939, 83793, 86521, 137547, 142341, 142941, 147923, 235161, 242817, 251379, 259563, 427023, 428823, 443769, 728451, 778689, 809999, 1331307, 1375963, 1470857, 2429997, 2509109, 2514691, 4127889, 4289767, 4412571, 4585613, 7289991, 7527327, 7544073, 12383667, 12869301, 13237713, 13756839, 22581981, 22632219, 38607903, 41270517, 42654853, 72926039, 77955421, 127964559, 132982777, 218778117, 233866263, 383893677, 398948331, 656334351, 701598789, 1196844993, 2260707209, 6782121627, 20346364881]

約数ペア:

[(1, 20346364881), (3, 6782121627), (9, 2260707209), (17, 1196844993), (29, 701598789), (31, 656334351), (51, 398948331), (53, 383893677), (87, 233866263), (93, 218778117), (153, 132982777), (159, 127964559), (261, 77955421), (279, 72926039), (477, 42654853), (493, 41270517), (527, 38607903), (899, 22632219), (901, 22581981), (1479, 13756839), (1537, 13237713), (1581, 12869301), (1643, 12383667), (2697, 7544073), (2703, 7527327), (2791, 7289991), (4437, 4585613), (4611, 4412571), (4743, 4289767), (4929, 4127889), (8091, 2514691), (8109, 2509109), (8373, 2429997), (13833, 1470857), (14787, 1375963), (15283, 1331307), (25119, 809999), (26129, 778689), (27931, 728451), (45849, 443769), (47447, 428823), (47647, 427023), (78387, 259563), (80939, 251379), (83793, 242817), (86521, 235161), (137547, 147923), (142341, 142941)]