18236178

素因数分解:

$2^1\times 3^5\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:413

約数の個数: 48

約数和(自身を含む): 41408640

約数和(自身を除く): 23172462

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 157, 162, 239, 243, 314, 471, 478, 486, 717, 942, 1413, 1434, 2151, 2826, 4239, 4302, 6453, 8478, 12717, 12906, 19359, 25434, 37523, 38151, 38718, 58077, 75046, 76302, 112569, 116154, 225138, 337707, 675414, 1013121, 2026242, 3039363, 6078726, 9118089, 18236178]

約数ペア:

[(1, 18236178), (2, 9118089), (3, 6078726), (6, 3039363), (9, 2026242), (18, 1013121), (27, 675414), (54, 337707), (81, 225138), (157, 116154), (162, 112569), (239, 76302), (243, 75046), (314, 58077), (471, 38718), (478, 38151), (486, 37523), (717, 25434), (942, 19359), (1413, 12906), (1434, 12717), (2151, 8478), (2826, 6453), (4239, 4302)]