18481232

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2143}}^1$

素因数の和:2176

約数の個数: 60

約数和(自身を含む): 45461376

約数和(自身を除く): 26980144

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 308, 392, 539, 616, 784, 1078, 1232, 2143, 2156, 4286, 4312, 8572, 8624, 15001, 17144, 23573, 30002, 34288, 47146, 60004, 94292, 105007, 120008, 165011, 188584, 210014, 240016, 330022, 377168, 420028, 660044, 840056, 1155077, 1320088, 1680112, 2310154, 2640176, 4620308, 9240616, 18481232]

約数ペア:

[(1, 18481232), (2, 9240616), (4, 4620308), (7, 2640176), (8, 2310154), (11, 1680112), (14, 1320088), (16, 1155077), (22, 840056), (28, 660044), (44, 420028), (49, 377168), (56, 330022), (77, 240016), (88, 210014), (98, 188584), (112, 165011), (154, 120008), (176, 105007), (196, 94292), (308, 60004), (392, 47146), (539, 34288), (616, 30002), (784, 23573), (1078, 17144), (1232, 15001), (2143, 8624), (2156, 8572), (4286, 4312)]