19447768

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{17489}}^1$

素因数の和:17634

約数の個数: 16

約数和(自身を含む): 36729000

約数和(自身を除く): 17281232

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 17489, 34978, 69956, 139912, 2430971, 4861942, 9723884, 19447768]

約数ペア:

[(1, 19447768), (2, 9723884), (4, 4861942), (8, 2430971), (139, 139912), (278, 69956), (556, 34978), (1112, 17489)]