20285964

素因数分解:

$2^2\times 3^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:189

約数の個数: 120

約数和(自身を含む): 58544640

約数和(自身を除く): 38258676

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 29, 34, 36, 51, 54, 58, 68, 81, 87, 102, 108, 116, 127, 153, 162, 174, 204, 254, 261, 306, 324, 348, 381, 459, 493, 508, 522, 612, 762, 783, 918, 986, 1044, 1143, 1377, 1479, 1524, 1566, 1836, 1972, 2159, 2286, 2349, 2754, 2958, 3132, 3429, 3683, 4318, 4437, 4572, 4698, 5508, 5916, 6477, 6858, 7366, 8636, 8874, 9396, 10287, 11049, 12954, 13311, 13716, 14732, 17748, 19431, 20574, 22098, 25908, 26622, 33147, 38862, 39933, 41148, 44196, 53244, 58293, 62611, 66294, 77724, 79866, 99441, 116586, 125222, 132588, 159732, 174879, 187833, 198882, 233172, 250444, 298323, 349758, 375666, 397764, 563499, 596646, 699516, 751332, 1126998, 1193292, 1690497, 2253996, 3380994, 5071491, 6761988, 10142982, 20285964]

約数ペア:

[(1, 20285964), (2, 10142982), (3, 6761988), (4, 5071491), (6, 3380994), (9, 2253996), (12, 1690497), (17, 1193292), (18, 1126998), (27, 751332), (29, 699516), (34, 596646), (36, 563499), (51, 397764), (54, 375666), (58, 349758), (68, 298323), (81, 250444), (87, 233172), (102, 198882), (108, 187833), (116, 174879), (127, 159732), (153, 132588), (162, 125222), (174, 116586), (204, 99441), (254, 79866), (261, 77724), (306, 66294), (324, 62611), (348, 58293), (381, 53244), (459, 44196), (493, 41148), (508, 39933), (522, 38862), (612, 33147), (762, 26622), (783, 25908), (918, 22098), (986, 20574), (1044, 19431), (1143, 17748), (1377, 14732), (1479, 13716), (1524, 13311), (1566, 12954), (1836, 11049), (1972, 10287), (2159, 9396), (2286, 8874), (2349, 8636), (2754, 7366), (2958, 6858), (3132, 6477), (3429, 5916), (3683, 5508), (4318, 4698), (4437, 4572)]