20427444

素因数分解:

$2^2\times 3^3\times {\mathrm{73}}^1\times {\mathrm{2591}}^1$

素因数の和:2677

約数の個数: 48

約数和(自身を含む): 53706240

約数和(自身を除く): 33278796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 73, 108, 146, 219, 292, 438, 657, 876, 1314, 1971, 2591, 2628, 3942, 5182, 7773, 7884, 10364, 15546, 23319, 31092, 46638, 69957, 93276, 139914, 189143, 279828, 378286, 567429, 756572, 1134858, 1702287, 2269716, 3404574, 5106861, 6809148, 10213722, 20427444]

約数ペア:

[(1, 20427444), (2, 10213722), (3, 6809148), (4, 5106861), (6, 3404574), (9, 2269716), (12, 1702287), (18, 1134858), (27, 756572), (36, 567429), (54, 378286), (73, 279828), (108, 189143), (146, 139914), (219, 93276), (292, 69957), (438, 46638), (657, 31092), (876, 23319), (1314, 15546), (1971, 10364), (2591, 7884), (2628, 7773), (3942, 5182)]