219625616

素因数分解:

$2^4\times 7^1\times {\mathrm{1960943}}^1$

素因数の和:1960958

約数の個数: 20

約数和(自身を含む): 486314112

約数和(自身を除く): 266688496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1960943, 3921886, 7843772, 13726601, 15687544, 27453202, 31375088, 54906404, 109812808, 219625616]

約数ペア:

[(1, 219625616), (2, 109812808), (4, 54906404), (7, 31375088), (8, 27453202), (14, 15687544), (16, 13726601), (28, 7843772), (56, 3921886), (112, 1960943)]