19405484

素因数分解:

$2^2\times 7^1\times {\mathrm{563}}^1\times {\mathrm{1231}}^1$

素因数の和:1805

約数の個数: 24

約数和(自身を含む): 38911488

約数和(自身を除く): 19506004

約数列:

[1, 2, 4, 7, 14, 28, 563, 1126, 1231, 2252, 2462, 3941, 4924, 7882, 8617, 15764, 17234, 34468, 693053, 1386106, 2772212, 4851371, 9702742, 19405484]

約数ペア:

[(1, 19405484), (2, 9702742), (4, 4851371), (7, 2772212), (14, 1386106), (28, 693053), (563, 34468), (1126, 17234), (1231, 15764), (2252, 8617), (2462, 7882), (3941, 4924)]