18343719

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:412

約数の個数: 32

約数和(自身を含む): 28723200

約数和(自身を除く): 10379481

約数列:

[1, 3, 9, 23, 27, 69, 109, 207, 271, 327, 621, 813, 981, 2439, 2507, 2943, 6233, 7317, 7521, 18699, 22563, 29539, 56097, 67689, 88617, 168291, 265851, 679397, 797553, 2038191, 6114573, 18343719]

約数ペア:

[(1, 18343719), (3, 6114573), (9, 2038191), (23, 797553), (27, 679397), (69, 265851), (109, 168291), (207, 88617), (271, 67689), (327, 56097), (621, 29539), (813, 22563), (981, 18699), (2439, 7521), (2507, 7317), (2943, 6233)]