19081513

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{379}}^1$

素因数の和:612

約数の個数: 16

約数和(自身を含む): 21888000

約数和(自身を除く): 2806487

約数列:

[1, 11, 23, 199, 253, 379, 2189, 4169, 4577, 8717, 50347, 75421, 95887, 829631, 1734683, 19081513]

約数ペア:

[(1, 19081513), (11, 1734683), (23, 829631), (199, 95887), (253, 75421), (379, 50347), (2189, 8717), (4169, 4577)]