18440388

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{22271}}^1$

素因数の和:22304

約数の個数: 36

約数和(自身を含む): 48642048

約数和(自身を除く): 30201660

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 22271, 44542, 66813, 89084, 133626, 200439, 267252, 400878, 512233, 801756, 1024466, 1536699, 2048932, 3073398, 4610097, 6146796, 9220194, 18440388]

約数ペア:

[(1, 18440388), (2, 9220194), (3, 6146796), (4, 4610097), (6, 3073398), (9, 2048932), (12, 1536699), (18, 1024466), (23, 801756), (36, 512233), (46, 400878), (69, 267252), (92, 200439), (138, 133626), (207, 89084), (276, 66813), (414, 44542), (828, 22271)]