18291504

素因数分解:

$2^4\times 3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1$

素因数の和:144

約数の個数: 160

約数和(自身を含む): 60710400

約数和(自身を除く): 42418896

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 49, 56, 66, 77, 84, 88, 98, 101, 112, 132, 147, 154, 168, 176, 196, 202, 231, 264, 294, 303, 308, 336, 343, 392, 404, 462, 528, 539, 588, 606, 616, 686, 707, 784, 808, 924, 1029, 1078, 1111, 1176, 1212, 1232, 1372, 1414, 1616, 1617, 1848, 2058, 2121, 2156, 2222, 2352, 2424, 2744, 2828, 3234, 3333, 3696, 3773, 4116, 4242, 4312, 4444, 4848, 4949, 5488, 5656, 6468, 6666, 7546, 7777, 8232, 8484, 8624, 8888, 9898, 11312, 11319, 12936, 13332, 14847, 15092, 15554, 16464, 16968, 17776, 19796, 22638, 23331, 25872, 26664, 29694, 30184, 31108, 33936, 34643, 39592, 45276, 46662, 53328, 54439, 59388, 60368, 62216, 69286, 79184, 90552, 93324, 103929, 108878, 118776, 124432, 138572, 163317, 181104, 186648, 207858, 217756, 237552, 277144, 326634, 373296, 381073, 415716, 435512, 554288, 653268, 762146, 831432, 871024, 1143219, 1306536, 1524292, 1662864, 2286438, 2613072, 3048584, 4572876, 6097168, 9145752, 18291504]

約数ペア:

[(1, 18291504), (2, 9145752), (3, 6097168), (4, 4572876), (6, 3048584), (7, 2613072), (8, 2286438), (11, 1662864), (12, 1524292), (14, 1306536), (16, 1143219), (21, 871024), (22, 831432), (24, 762146), (28, 653268), (33, 554288), (42, 435512), (44, 415716), (48, 381073), (49, 373296), (56, 326634), (66, 277144), (77, 237552), (84, 217756), (88, 207858), (98, 186648), (101, 181104), (112, 163317), (132, 138572), (147, 124432), (154, 118776), (168, 108878), (176, 103929), (196, 93324), (202, 90552), (231, 79184), (264, 69286), (294, 62216), (303, 60368), (308, 59388), (336, 54439), (343, 53328), (392, 46662), (404, 45276), (462, 39592), (528, 34643), (539, 33936), (588, 31108), (606, 30184), (616, 29694), (686, 26664), (707, 25872), (784, 23331), (808, 22638), (924, 19796), (1029, 17776), (1078, 16968), (1111, 16464), (1176, 15554), (1212, 15092), (1232, 14847), (1372, 13332), (1414, 12936), (1616, 11319), (1617, 11312), (1848, 9898), (2058, 8888), (2121, 8624), (2156, 8484), (2222, 8232), (2352, 7777), (2424, 7546), (2744, 6666), (2828, 6468), (3234, 5656), (3333, 5488), (3696, 4949), (3773, 4848), (4116, 4444), (4242, 4312)]