19952439

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{4967}}^1$

素因数の和:5086

約数の個数: 16

約数和(自身を含む): 28933632

約数和(自身を除く): 8981193

約数列:

[1, 3, 13, 39, 103, 309, 1339, 4017, 4967, 14901, 64571, 193713, 511601, 1534803, 6650813, 19952439]

約数ペア:

[(1, 19952439), (3, 6650813), (13, 1534803), (39, 511601), (103, 193713), (309, 64571), (1339, 14901), (4017, 4967)]