19822768

素因数分解:

$2^4\times 7^1\times {\mathrm{176989}}^1$

素因数の和:177004

約数の個数: 20

約数和(自身を含む): 43893520

約数和(自身を除く): 24070752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 176989, 353978, 707956, 1238923, 1415912, 2477846, 2831824, 4955692, 9911384, 19822768]

約数ペア:

[(1, 19822768), (2, 9911384), (4, 4955692), (7, 2831824), (8, 2477846), (14, 1415912), (16, 1238923), (28, 707956), (56, 353978), (112, 176989)]