19793490304

素因数分解:

$2^7\times 7^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{1999}}^1$

素因数の和:2320

約数の個数: 128

約数和(自身を含む): 46316160000

約数和(自身を除く): 26522669696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 64, 86, 112, 128, 172, 224, 257, 301, 344, 448, 514, 602, 688, 896, 1028, 1204, 1376, 1799, 1999, 2056, 2408, 2752, 3598, 3998, 4112, 4816, 5504, 7196, 7996, 8224, 9632, 11051, 13993, 14392, 15992, 16448, 19264, 22102, 27986, 28784, 31984, 32896, 38528, 44204, 55972, 57568, 63968, 77357, 85957, 88408, 111944, 115136, 127936, 154714, 171914, 176816, 223888, 230272, 255872, 309428, 343828, 353632, 447776, 513743, 601699, 618856, 687656, 707264, 895552, 1027486, 1203398, 1237712, 1375312, 1414528, 1791104, 2054972, 2406796, 2475424, 2750624, 3596201, 4109944, 4813592, 4950848, 5501248, 7192402, 8219888, 9627184, 9901696, 11002496, 14384804, 16439776, 19254368, 22090949, 28769608, 32879552, 38508736, 44181898, 57539216, 65759104, 77017472, 88363796, 115078432, 154636643, 176727592, 230156864, 309273286, 353455184, 460313728, 618546572, 706910368, 1237093144, 1413820736, 2474186288, 2827641472, 4948372576, 9896745152, 19793490304]

約数ペア:

[(1, 19793490304), (2, 9896745152), (4, 4948372576), (7, 2827641472), (8, 2474186288), (14, 1413820736), (16, 1237093144), (28, 706910368), (32, 618546572), (43, 460313728), (56, 353455184), (64, 309273286), (86, 230156864), (112, 176727592), (128, 154636643), (172, 115078432), (224, 88363796), (257, 77017472), (301, 65759104), (344, 57539216), (448, 44181898), (514, 38508736), (602, 32879552), (688, 28769608), (896, 22090949), (1028, 19254368), (1204, 16439776), (1376, 14384804), (1799, 11002496), (1999, 9901696), (2056, 9627184), (2408, 8219888), (2752, 7192402), (3598, 5501248), (3998, 4950848), (4112, 4813592), (4816, 4109944), (5504, 3596201), (7196, 2750624), (7996, 2475424), (8224, 2406796), (9632, 2054972), (11051, 1791104), (13993, 1414528), (14392, 1375312), (15992, 1237712), (16448, 1203398), (19264, 1027486), (22102, 895552), (27986, 707264), (28784, 687656), (31984, 618856), (32896, 601699), (38528, 513743), (44204, 447776), (55972, 353632), (57568, 343828), (63968, 309428), (77357, 255872), (85957, 230272), (88408, 223888), (111944, 176816), (115136, 171914), (127936, 154714)]