18150517

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2203}}^1$

素因数の和:2328

約数の個数: 16

約数和(自身を含む): 22851072

約数和(自身を除く): 4700555

約数列:

[1, 7, 11, 77, 107, 749, 1177, 2203, 8239, 15421, 24233, 169631, 235721, 1650047, 2592931, 18150517]

約数ペア:

[(1, 18150517), (7, 2592931), (11, 1650047), (77, 235721), (107, 169631), (749, 24233), (1177, 15421), (2203, 8239)]