19471455

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6271}}^1$

素因数の和:6308

約数の個数: 32

約数和(自身を含む): 36126720

約数和(自身を除く): 16655265

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 6271, 18813, 31355, 56439, 94065, 144233, 169317, 282195, 432699, 721165, 846585, 1298097, 2163495, 3894291, 6490485, 19471455]

約数ペア:

[(1, 19471455), (3, 6490485), (5, 3894291), (9, 2163495), (15, 1298097), (23, 846585), (27, 721165), (45, 432699), (69, 282195), (115, 169317), (135, 144233), (207, 94065), (345, 56439), (621, 31355), (1035, 18813), (3105, 6271)]