2008487949

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{21739}}^1$

素因数の和:21881

約数の個数: 32

約数和(自身を含む): 3038730240

約数和(自身を除く): 1030242291

約数列:

[1, 3, 13, 23, 39, 69, 103, 299, 309, 897, 1339, 2369, 4017, 7107, 21739, 30797, 65217, 92391, 282607, 499997, 847821, 1499991, 2239117, 6499961, 6717351, 19499883, 29108521, 51499691, 87325563, 154499073, 669495983, 2008487949]

約数ペア:

[(1, 2008487949), (3, 669495983), (13, 154499073), (23, 87325563), (39, 51499691), (69, 29108521), (103, 19499883), (299, 6717351), (309, 6499961), (897, 2239117), (1339, 1499991), (2369, 847821), (4017, 499997), (7107, 282607), (21739, 92391), (30797, 65217)]