20797587456

素因数分解:

$2^{17}\times 3^1\times {\mathrm{227}}^1\times {\mathrm{233}}^1$

素因数の和:497

約数の個数: 144

約数和(自身を含む): 55943413344

約数和(自身を除く): 35145825888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 227, 233, 256, 384, 454, 466, 512, 681, 699, 768, 908, 932, 1024, 1362, 1398, 1536, 1816, 1864, 2048, 2724, 2796, 3072, 3632, 3728, 4096, 5448, 5592, 6144, 7264, 7456, 8192, 10896, 11184, 12288, 14528, 14912, 16384, 21792, 22368, 24576, 29056, 29824, 32768, 43584, 44736, 49152, 52891, 58112, 59648, 65536, 87168, 89472, 98304, 105782, 116224, 119296, 131072, 158673, 174336, 178944, 196608, 211564, 232448, 238592, 317346, 348672, 357888, 393216, 423128, 464896, 477184, 634692, 697344, 715776, 846256, 929792, 954368, 1269384, 1394688, 1431552, 1692512, 1859584, 1908736, 2538768, 2789376, 2863104, 3385024, 3719168, 3817472, 5077536, 5578752, 5726208, 6770048, 7438336, 7634944, 10155072, 11157504, 11452416, 13540096, 14876672, 15269888, 20310144, 22315008, 22904832, 27080192, 29753344, 30539776, 40620288, 44630016, 45809664, 54160384, 81240576, 89260032, 91619328, 108320768, 162481152, 216641536, 324962304, 433283072, 649924608, 866566144, 1299849216, 1733132288, 2599698432, 3466264576, 5199396864, 6932529152, 10398793728, 20797587456]

約数ペア:

[(1, 20797587456), (2, 10398793728), (3, 6932529152), (4, 5199396864), (6, 3466264576), (8, 2599698432), (12, 1733132288), (16, 1299849216), (24, 866566144), (32, 649924608), (48, 433283072), (64, 324962304), (96, 216641536), (128, 162481152), (192, 108320768), (227, 91619328), (233, 89260032), (256, 81240576), (384, 54160384), (454, 45809664), (466, 44630016), (512, 40620288), (681, 30539776), (699, 29753344), (768, 27080192), (908, 22904832), (932, 22315008), (1024, 20310144), (1362, 15269888), (1398, 14876672), (1536, 13540096), (1816, 11452416), (1864, 11157504), (2048, 10155072), (2724, 7634944), (2796, 7438336), (3072, 6770048), (3632, 5726208), (3728, 5578752), (4096, 5077536), (5448, 3817472), (5592, 3719168), (6144, 3385024), (7264, 2863104), (7456, 2789376), (8192, 2538768), (10896, 1908736), (11184, 1859584), (12288, 1692512), (14528, 1431552), (14912, 1394688), (16384, 1269384), (21792, 954368), (22368, 929792), (24576, 846256), (29056, 715776), (29824, 697344), (32768, 634692), (43584, 477184), (44736, 464896), (49152, 423128), (52891, 393216), (58112, 357888), (59648, 348672), (65536, 317346), (87168, 238592), (89472, 232448), (98304, 211564), (105782, 196608), (116224, 178944), (119296, 174336), (131072, 158673)]