18018522

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{613}}^1$

素因数の和:715

約数の個数: 48

約数和(自身を含む): 41378688

約数和(自身を除く): 23360166

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 71, 138, 142, 207, 213, 414, 426, 613, 639, 1226, 1278, 1633, 1839, 3266, 3678, 4899, 5517, 9798, 11034, 14099, 14697, 28198, 29394, 42297, 43523, 84594, 87046, 126891, 130569, 253782, 261138, 391707, 783414, 1001029, 2002058, 3003087, 6006174, 9009261, 18018522]

約数ペア:

[(1, 18018522), (2, 9009261), (3, 6006174), (6, 3003087), (9, 2002058), (18, 1001029), (23, 783414), (46, 391707), (69, 261138), (71, 253782), (138, 130569), (142, 126891), (207, 87046), (213, 84594), (414, 43523), (426, 42297), (613, 29394), (639, 28198), (1226, 14697), (1278, 14099), (1633, 11034), (1839, 9798), (3266, 5517), (3678, 4899)]