19621888

素因数分解:

$2^{11}\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:113

約数の個数: 96

約数和(自身を含む): 46781280

約数和(自身を除く): 27159392

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 67, 88, 104, 128, 134, 143, 176, 208, 256, 268, 286, 352, 416, 512, 536, 572, 704, 737, 832, 871, 1024, 1072, 1144, 1408, 1474, 1664, 1742, 2048, 2144, 2288, 2816, 2948, 3328, 3484, 4288, 4576, 5632, 5896, 6656, 6968, 8576, 9152, 9581, 11264, 11792, 13312, 13936, 17152, 18304, 19162, 22528, 23584, 26624, 27872, 34304, 36608, 38324, 47168, 55744, 68608, 73216, 76648, 94336, 111488, 137216, 146432, 153296, 188672, 222976, 292864, 306592, 377344, 445952, 613184, 754688, 891904, 1226368, 1509376, 1783808, 2452736, 4905472, 9810944, 19621888]

約数ペア:

[(1, 19621888), (2, 9810944), (4, 4905472), (8, 2452736), (11, 1783808), (13, 1509376), (16, 1226368), (22, 891904), (26, 754688), (32, 613184), (44, 445952), (52, 377344), (64, 306592), (67, 292864), (88, 222976), (104, 188672), (128, 153296), (134, 146432), (143, 137216), (176, 111488), (208, 94336), (256, 76648), (268, 73216), (286, 68608), (352, 55744), (416, 47168), (512, 38324), (536, 36608), (572, 34304), (704, 27872), (737, 26624), (832, 23584), (871, 22528), (1024, 19162), (1072, 18304), (1144, 17152), (1408, 13936), (1474, 13312), (1664, 11792), (1742, 11264), (2048, 9581), (2144, 9152), (2288, 8576), (2816, 6968), (2948, 6656), (3328, 5896), (3484, 5632), (4288, 4576)]