18159984

素因数分解:

$2^4\times 3^3\times {\mathrm{127}}^1\times {\mathrm{331}}^1$

素因数の和:475

約数の個数: 80

約数和(自身を含む): 52695040

約数和(自身を除く): 34535056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 127, 144, 216, 254, 331, 381, 432, 508, 662, 762, 993, 1016, 1143, 1324, 1524, 1986, 2032, 2286, 2648, 2979, 3048, 3429, 3972, 4572, 5296, 5958, 6096, 6858, 7944, 8937, 9144, 11916, 13716, 15888, 17874, 18288, 23832, 27432, 35748, 42037, 47664, 54864, 71496, 84074, 126111, 142992, 168148, 252222, 336296, 378333, 504444, 672592, 756666, 1008888, 1134999, 1513332, 2017776, 2269998, 3026664, 4539996, 6053328, 9079992, 18159984]

約数ペア:

[(1, 18159984), (2, 9079992), (3, 6053328), (4, 4539996), (6, 3026664), (8, 2269998), (9, 2017776), (12, 1513332), (16, 1134999), (18, 1008888), (24, 756666), (27, 672592), (36, 504444), (48, 378333), (54, 336296), (72, 252222), (108, 168148), (127, 142992), (144, 126111), (216, 84074), (254, 71496), (331, 54864), (381, 47664), (432, 42037), (508, 35748), (662, 27432), (762, 23832), (993, 18288), (1016, 17874), (1143, 15888), (1324, 13716), (1524, 11916), (1986, 9144), (2032, 8937), (2286, 7944), (2648, 6858), (2979, 6096), (3048, 5958), (3429, 5296), (3972, 4572)]