20002877890587

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1\times {\mathrm{21487}}^1$

素因数の和:22102

約数の個数: 128

約数和(自身を含む): 32784430694400

約数和(自身を除く): 12781552803813

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 171, 207, 257, 307, 437, 513, 621, 771, 921, 1311, 2313, 2763, 3933, 4883, 5833, 5911, 6939, 7061, 8289, 11799, 14649, 17499, 17733, 21183, 21487, 43947, 52497, 53199, 63549, 64461, 78899, 112309, 131841, 134159, 157491, 159597, 190647, 193383, 236697, 336927, 402477, 408253, 494201, 580149, 710091, 1010781, 1207431, 1224759, 1482603, 1499081, 1814677, 2130273, 3032343, 3622293, 3674277, 4447809, 4497243, 5444031, 5522159, 6596509, 9389819, 11022831, 13343427, 13491729, 16332093, 16566477, 19789527, 28169457, 34478863, 40475187, 48996279, 49699431, 59368581, 84508371, 103436589, 104921021, 125333671, 127009657, 149098293, 151719707, 178105743, 253525113, 310309767, 314763063, 376001013, 381028971, 455159121, 930929301, 944289189, 1128003039, 1143086913, 1365477363, 1695302813, 2413183483, 2832867567, 2882674433, 3384009117, 3429260739, 4096432089, 5085908439, 7239550449, 8648023299, 15257725317, 21718651347, 25944069897, 32210753447, 38991964699, 45773175951, 65155954041, 77832209691, 96632260341, 116975894097, 289896781023, 350927682291, 740847329281, 869690343069, 1052783046873, 2222541987843, 6667625963529, 20002877890587]

約数ペア:

[(1, 20002877890587), (3, 6667625963529), (9, 2222541987843), (19, 1052783046873), (23, 869690343069), (27, 740847329281), (57, 350927682291), (69, 289896781023), (171, 116975894097), (207, 96632260341), (257, 77832209691), (307, 65155954041), (437, 45773175951), (513, 38991964699), (621, 32210753447), (771, 25944069897), (921, 21718651347), (1311, 15257725317), (2313, 8648023299), (2763, 7239550449), (3933, 5085908439), (4883, 4096432089), (5833, 3429260739), (5911, 3384009117), (6939, 2882674433), (7061, 2832867567), (8289, 2413183483), (11799, 1695302813), (14649, 1365477363), (17499, 1143086913), (17733, 1128003039), (21183, 944289189), (21487, 930929301), (43947, 455159121), (52497, 381028971), (53199, 376001013), (63549, 314763063), (64461, 310309767), (78899, 253525113), (112309, 178105743), (131841, 151719707), (134159, 149098293), (157491, 127009657), (159597, 125333671), (190647, 104921021), (193383, 103436589), (236697, 84508371), (336927, 59368581), (402477, 49699431), (408253, 48996279), (494201, 40475187), (580149, 34478863), (710091, 28169457), (1010781, 19789527), (1207431, 16566477), (1224759, 16332093), (1482603, 13491729), (1499081, 13343427), (1814677, 11022831), (2130273, 9389819), (3032343, 6596509), (3622293, 5522159), (3674277, 5444031), (4447809, 4497243)]