19711076

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{63997}}^1$

素因数の和:64019

約数の個数: 24

約数和(自身を含む): 43006656

約数和(自身を除く): 23295580

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 63997, 127994, 255988, 447979, 703967, 895958, 1407934, 1791916, 2815868, 4927769, 9855538, 19711076]

約数ペア:

[(1, 19711076), (2, 9855538), (4, 4927769), (7, 2815868), (11, 1791916), (14, 1407934), (22, 895958), (28, 703967), (44, 447979), (77, 255988), (154, 127994), (308, 63997)]