19540388

素因数分解:

$2^2\times 7^1\times {\mathrm{487}}^1\times {\mathrm{1433}}^1$

素因数の和:1931

約数の個数: 24

約数和(自身を含む): 39188352

約数和(自身を除く): 19647964

約数列:

[1, 2, 4, 7, 14, 28, 487, 974, 1433, 1948, 2866, 3409, 5732, 6818, 10031, 13636, 20062, 40124, 697871, 1395742, 2791484, 4885097, 9770194, 19540388]

約数ペア:

[(1, 19540388), (2, 9770194), (4, 4885097), (7, 2791484), (14, 1395742), (28, 697871), (487, 40124), (974, 20062), (1433, 13636), (1948, 10031), (2866, 6818), (3409, 5732)]