19779485

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{3361}}^1$

素因数の和:3484

約数の個数: 16

約数和(自身を含む): 26142912

約数和(自身を除く): 6363427

約数列:

[1, 5, 11, 55, 107, 535, 1177, 3361, 5885, 16805, 36971, 184855, 359627, 1798135, 3955897, 19779485]

約数ペア:

[(1, 19779485), (5, 3955897), (11, 1798135), (55, 359627), (107, 184855), (535, 36971), (1177, 16805), (3361, 5885)]