20691086

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{1471}}^1$

素因数の和:2027

約数の個数: 16

約数和(自身を含む): 33508608

約数和(自身を除く): 12817522

約数列:

[1, 2, 13, 26, 541, 1082, 1471, 2942, 7033, 14066, 19123, 38246, 795811, 1591622, 10345543, 20691086]

約数ペア:

[(1, 20691086), (2, 10345543), (13, 1591622), (26, 795811), (541, 38246), (1082, 19123), (1471, 14066), (2942, 7033)]