19991230848

素因数分解:

$2^7\times 3^2\times {\mathrm{1103}}^1\times {\mathrm{15733}}^1$

素因数の和:16856

約数の個数: 96

約数和(自身を含む): 57582663840

約数和(自身を除く): 37591432992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 1103, 1152, 2206, 3309, 4412, 6618, 8824, 9927, 13236, 15733, 17648, 19854, 26472, 31466, 35296, 39708, 47199, 52944, 62932, 70592, 79416, 94398, 105888, 125864, 141184, 141597, 158832, 188796, 211776, 251728, 283194, 317664, 377592, 423552, 503456, 566388, 635328, 755184, 1006912, 1132776, 1270656, 1510368, 2013824, 2265552, 3020736, 4531104, 6041472, 9062208, 17353499, 18124416, 34706998, 52060497, 69413996, 104120994, 138827992, 156181491, 208241988, 277655984, 312362982, 416483976, 555311968, 624725964, 832967952, 1110623936, 1249451928, 1665935904, 2221247872, 2498903856, 3331871808, 4997807712, 6663743616, 9995615424, 19991230848]

約数ペア:

[(1, 19991230848), (2, 9995615424), (3, 6663743616), (4, 4997807712), (6, 3331871808), (8, 2498903856), (9, 2221247872), (12, 1665935904), (16, 1249451928), (18, 1110623936), (24, 832967952), (32, 624725964), (36, 555311968), (48, 416483976), (64, 312362982), (72, 277655984), (96, 208241988), (128, 156181491), (144, 138827992), (192, 104120994), (288, 69413996), (384, 52060497), (576, 34706998), (1103, 18124416), (1152, 17353499), (2206, 9062208), (3309, 6041472), (4412, 4531104), (6618, 3020736), (8824, 2265552), (9927, 2013824), (13236, 1510368), (15733, 1270656), (17648, 1132776), (19854, 1006912), (26472, 755184), (31466, 635328), (35296, 566388), (39708, 503456), (47199, 423552), (52944, 377592), (62932, 317664), (70592, 283194), (79416, 251728), (94398, 211776), (105888, 188796), (125864, 158832), (141184, 141597)]