19996205184

素因数分解:

$2^7\times 3^3\times {\mathrm{113}}^1\times {\mathrm{51203}}^1$

素因数の和:51339

約数の個数: 128

約数和(自身を含む): 59540011200

約数和(自身を除く): 39543806016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 113, 128, 144, 192, 216, 226, 288, 339, 384, 432, 452, 576, 678, 864, 904, 1017, 1152, 1356, 1728, 1808, 2034, 2712, 3051, 3456, 3616, 4068, 5424, 6102, 7232, 8136, 10848, 12204, 14464, 16272, 21696, 24408, 32544, 43392, 48816, 51203, 65088, 97632, 102406, 130176, 153609, 195264, 204812, 307218, 390528, 409624, 460827, 614436, 819248, 921654, 1228872, 1382481, 1638496, 1843308, 2457744, 2764962, 3276992, 3686616, 4915488, 5529924, 5785939, 6553984, 7373232, 9830976, 11059848, 11571878, 14746464, 17357817, 19661952, 22119696, 23143756, 29492928, 34715634, 44239392, 46287512, 52073451, 58985856, 69431268, 88478784, 92575024, 104146902, 138862536, 156220353, 176957568, 185150048, 208293804, 277725072, 312440706, 370300096, 416587608, 555450144, 624881412, 740600192, 833175216, 1110900288, 1249762824, 1666350432, 2221800576, 2499525648, 3332700864, 4999051296, 6665401728, 9998102592, 19996205184]

約数ペア:

[(1, 19996205184), (2, 9998102592), (3, 6665401728), (4, 4999051296), (6, 3332700864), (8, 2499525648), (9, 2221800576), (12, 1666350432), (16, 1249762824), (18, 1110900288), (24, 833175216), (27, 740600192), (32, 624881412), (36, 555450144), (48, 416587608), (54, 370300096), (64, 312440706), (72, 277725072), (96, 208293804), (108, 185150048), (113, 176957568), (128, 156220353), (144, 138862536), (192, 104146902), (216, 92575024), (226, 88478784), (288, 69431268), (339, 58985856), (384, 52073451), (432, 46287512), (452, 44239392), (576, 34715634), (678, 29492928), (864, 23143756), (904, 22119696), (1017, 19661952), (1152, 17357817), (1356, 14746464), (1728, 11571878), (1808, 11059848), (2034, 9830976), (2712, 7373232), (3051, 6553984), (3456, 5785939), (3616, 5529924), (4068, 4915488), (5424, 3686616), (6102, 3276992), (7232, 2764962), (8136, 2457744), (10848, 1843308), (12204, 1638496), (14464, 1382481), (16272, 1228872), (21696, 921654), (24408, 819248), (32544, 614436), (43392, 460827), (48816, 409624), (51203, 390528), (65088, 307218), (97632, 204812), (102406, 195264), (130176, 153609)]