18024699

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 31124736

約数和(自身を除く): 13100037

約数列:

[1, 3, 7, 11, 21, 33, 49, 71, 77, 147, 157, 213, 231, 471, 497, 539, 781, 1099, 1491, 1617, 1727, 2343, 3297, 3479, 5181, 5467, 7693, 10437, 11147, 12089, 16401, 23079, 33441, 36267, 38269, 78029, 84623, 114807, 122617, 234087, 253869, 367851, 546203, 858319, 1638609, 2574957, 6008233, 18024699]

約数ペア:

[(1, 18024699), (3, 6008233), (7, 2574957), (11, 1638609), (21, 858319), (33, 546203), (49, 367851), (71, 253869), (77, 234087), (147, 122617), (157, 114807), (213, 84623), (231, 78029), (471, 38269), (497, 36267), (539, 33441), (781, 23079), (1099, 16401), (1491, 12089), (1617, 11147), (1727, 10437), (2343, 7693), (3297, 5467), (3479, 5181)]