20215902168

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{520921}}^1$

素因数の和:520958

約数の個数: 144

約数和(自身を含む): 69480576360

約数和(自身を除く): 49264674192

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 18, 21, 22, 24, 28, 33, 36, 42, 44, 49, 56, 63, 66, 72, 77, 84, 88, 98, 99, 126, 132, 147, 154, 168, 196, 198, 231, 252, 264, 294, 308, 392, 396, 441, 462, 504, 539, 588, 616, 693, 792, 882, 924, 1078, 1176, 1386, 1617, 1764, 1848, 2156, 2772, 3234, 3528, 4312, 4851, 5544, 6468, 9702, 12936, 19404, 38808, 520921, 1041842, 1562763, 2083684, 3125526, 3646447, 4167368, 4688289, 5730131, 6251052, 7292894, 9376578, 10939341, 11460262, 12502104, 14585788, 17190393, 18753156, 21878682, 22920524, 25525129, 29171576, 32818023, 34380786, 37506312, 40110917, 43757364, 45841048, 51050258, 51571179, 65636046, 68761572, 76575387, 80221834, 87514728, 102100516, 103142358, 120332751, 131272092, 137523144, 153150774, 160443668, 204201032, 206284716, 229726161, 240665502, 262544184, 280776419, 306301548, 320887336, 360998253, 412569432, 459452322, 481331004, 561552838, 612603096, 721996506, 842329257, 918904644, 962662008, 1123105676, 1443993012, 1684658514, 1837809288, 2246211352, 2526987771, 2887986024, 3369317028, 5053975542, 6738634056, 10107951084, 20215902168]

約数ペア:

[(1, 20215902168), (2, 10107951084), (3, 6738634056), (4, 5053975542), (6, 3369317028), (7, 2887986024), (8, 2526987771), (9, 2246211352), (11, 1837809288), (12, 1684658514), (14, 1443993012), (18, 1123105676), (21, 962662008), (22, 918904644), (24, 842329257), (28, 721996506), (33, 612603096), (36, 561552838), (42, 481331004), (44, 459452322), (49, 412569432), (56, 360998253), (63, 320887336), (66, 306301548), (72, 280776419), (77, 262544184), (84, 240665502), (88, 229726161), (98, 206284716), (99, 204201032), (126, 160443668), (132, 153150774), (147, 137523144), (154, 131272092), (168, 120332751), (196, 103142358), (198, 102100516), (231, 87514728), (252, 80221834), (264, 76575387), (294, 68761572), (308, 65636046), (392, 51571179), (396, 51050258), (441, 45841048), (462, 43757364), (504, 40110917), (539, 37506312), (588, 34380786), (616, 32818023), (693, 29171576), (792, 25525129), (882, 22920524), (924, 21878682), (1078, 18753156), (1176, 17190393), (1386, 14585788), (1617, 12502104), (1764, 11460262), (1848, 10939341), (2156, 9376578), (2772, 7292894), (3234, 6251052), (3528, 5730131), (4312, 4688289), (4851, 4167368), (5544, 3646447), (6468, 3125526), (9702, 2083684), (12936, 1562763), (19404, 1041842), (38808, 520921)]