19615768

素因数分解:

$2^3\times {\mathrm{1061}}^1\times {\mathrm{2311}}^1$

素因数の和:3378

約数の個数: 16

約数和(自身を含む): 36830160

約数和(自身を除く): 17214392

約数列:

[1, 2, 4, 8, 1061, 2122, 2311, 4244, 4622, 8488, 9244, 18488, 2451971, 4903942, 9807884, 19615768]

約数ペア:

[(1, 19615768), (2, 9807884), (4, 4903942), (8, 2451971), (1061, 18488), (2122, 9244), (2311, 8488), (4244, 4622)]