20716626

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{11471}}^1$

素因数の和:11526

約数の個数: 32

約数和(自身を含む): 48457728

約数和(自身を除く): 27741102

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 11471, 22942, 34413, 68826, 80297, 160594, 240891, 481782, 493253, 986506, 1479759, 2959518, 3452771, 6905542, 10358313, 20716626]

約数ペア:

[(1, 20716626), (2, 10358313), (3, 6905542), (6, 3452771), (7, 2959518), (14, 1479759), (21, 986506), (42, 493253), (43, 481782), (86, 240891), (129, 160594), (258, 80297), (301, 68826), (602, 34413), (903, 22942), (1806, 11471)]