19779256

素因数分解:

$2^3\times 7^1\times {\mathrm{353201}}^1$

素因数の和:353214

約数の個数: 16

約数和(自身を含む): 42384240

約数和(自身を除く): 22604984

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 353201, 706402, 1412804, 2472407, 2825608, 4944814, 9889628, 19779256]

約数ペア:

[(1, 19779256), (2, 9889628), (4, 4944814), (7, 2825608), (8, 2472407), (14, 1412804), (28, 706402), (56, 353201)]