19709568

素因数分解:

$2^7\times 3^4\times {\mathrm{1901}}^1$

素因数の和:1927

約数の個数: 80

約数和(自身を含む): 58686210

約数和(自身を除く): 38976642

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 288, 324, 384, 432, 576, 648, 864, 1152, 1296, 1728, 1901, 2592, 3456, 3802, 5184, 5703, 7604, 10368, 11406, 15208, 17109, 22812, 30416, 34218, 45624, 51327, 60832, 68436, 91248, 102654, 121664, 136872, 153981, 182496, 205308, 243328, 273744, 307962, 364992, 410616, 547488, 615924, 729984, 821232, 1094976, 1231848, 1642464, 2189952, 2463696, 3284928, 4927392, 6569856, 9854784, 19709568]

約数ペア:

[(1, 19709568), (2, 9854784), (3, 6569856), (4, 4927392), (6, 3284928), (8, 2463696), (9, 2189952), (12, 1642464), (16, 1231848), (18, 1094976), (24, 821232), (27, 729984), (32, 615924), (36, 547488), (48, 410616), (54, 364992), (64, 307962), (72, 273744), (81, 243328), (96, 205308), (108, 182496), (128, 153981), (144, 136872), (162, 121664), (192, 102654), (216, 91248), (288, 68436), (324, 60832), (384, 51327), (432, 45624), (576, 34218), (648, 30416), (864, 22812), (1152, 17109), (1296, 15208), (1728, 11406), (1901, 10368), (2592, 7604), (3456, 5703), (3802, 5184)]