19944553728

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{81409}}^1$

素因数の和:81468

約数の個数: 144

約数和(自身を含む): 59904734400

約数和(自身を除く): 39960180672

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 29, 32, 33, 44, 48, 58, 64, 66, 87, 88, 96, 116, 128, 132, 174, 176, 192, 232, 256, 264, 319, 348, 352, 384, 464, 528, 638, 696, 704, 768, 928, 957, 1056, 1276, 1392, 1408, 1856, 1914, 2112, 2552, 2784, 2816, 3712, 3828, 4224, 5104, 5568, 7424, 7656, 8448, 10208, 11136, 15312, 20416, 22272, 30624, 40832, 61248, 81409, 81664, 122496, 162818, 244227, 244992, 325636, 488454, 651272, 895499, 976908, 1302544, 1790998, 1953816, 2360861, 2605088, 2686497, 3581996, 3907632, 4721722, 5210176, 5372994, 7082583, 7163992, 7815264, 9443444, 10420352, 10745988, 14165166, 14327984, 15630528, 18886888, 20840704, 21491976, 25969471, 28330332, 28655968, 31261056, 37773776, 42983952, 51938942, 56660664, 57311936, 62522112, 75547552, 77908413, 85967904, 103877884, 113321328, 114623872, 151095104, 155816826, 171935808, 207755768, 226642656, 229247744, 302190208, 311633652, 343871616, 415511536, 453285312, 604380416, 623267304, 687743232, 831023072, 906570624, 1246534608, 1662046144, 1813141248, 2493069216, 3324092288, 4986138432, 6648184576, 9972276864, 19944553728]

約数ペア:

[(1, 19944553728), (2, 9972276864), (3, 6648184576), (4, 4986138432), (6, 3324092288), (8, 2493069216), (11, 1813141248), (12, 1662046144), (16, 1246534608), (22, 906570624), (24, 831023072), (29, 687743232), (32, 623267304), (33, 604380416), (44, 453285312), (48, 415511536), (58, 343871616), (64, 311633652), (66, 302190208), (87, 229247744), (88, 226642656), (96, 207755768), (116, 171935808), (128, 155816826), (132, 151095104), (174, 114623872), (176, 113321328), (192, 103877884), (232, 85967904), (256, 77908413), (264, 75547552), (319, 62522112), (348, 57311936), (352, 56660664), (384, 51938942), (464, 42983952), (528, 37773776), (638, 31261056), (696, 28655968), (704, 28330332), (768, 25969471), (928, 21491976), (957, 20840704), (1056, 18886888), (1276, 15630528), (1392, 14327984), (1408, 14165166), (1856, 10745988), (1914, 10420352), (2112, 9443444), (2552, 7815264), (2784, 7163992), (2816, 7082583), (3712, 5372994), (3828, 5210176), (4224, 4721722), (5104, 3907632), (5568, 3581996), (7424, 2686497), (7656, 2605088), (8448, 2360861), (10208, 1953816), (11136, 1790998), (15312, 1302544), (20416, 976908), (22272, 895499), (30624, 651272), (40832, 488454), (61248, 325636), (81409, 244992), (81664, 244227), (122496, 162818)]