18974793

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{5851}}^1$

素因数の和:5924

約数の個数: 16

約数和(自身を含む): 26966016

約数和(自身を除く): 7991223

約数列:

[1, 3, 23, 47, 69, 141, 1081, 3243, 5851, 17553, 134573, 274997, 403719, 824991, 6324931, 18974793]

約数ペア:

[(1, 18974793), (3, 6324931), (23, 824991), (47, 403719), (69, 274997), (141, 134573), (1081, 17553), (3243, 5851)]