18272661

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1$

素因数の和:377

約数の個数: 32

約数和(自身を含む): 28308480

約数和(自身を除く): 10035819

約数列:

[1, 3, 11, 19, 33, 57, 151, 193, 209, 453, 579, 627, 1661, 2123, 2869, 3667, 4983, 6369, 8607, 11001, 29143, 31559, 40337, 87429, 94677, 121011, 320573, 553717, 961719, 1661151, 6090887, 18272661]

約数ペア:

[(1, 18272661), (3, 6090887), (11, 1661151), (19, 961719), (33, 553717), (57, 320573), (151, 121011), (193, 94677), (209, 87429), (453, 40337), (579, 31559), (627, 29143), (1661, 11001), (2123, 8607), (2869, 6369), (3667, 4983)]