20512990383

素因数分解:

$3^1\times {\mathrm{811}}^1\times {\mathrm{1613}}^1\times {\mathrm{5227}}^1$

素因数の和:7654

約数の個数: 16

約数和(自身を含む): 27406598016

約数和(自身を除く): 6893607633

約数列:

[1, 3, 811, 1613, 2433, 4839, 5227, 15681, 1308143, 3924429, 4239097, 8431151, 12717291, 25293453, 6837663461, 20512990383]

約数ペア:

[(1, 20512990383), (3, 6837663461), (811, 25293453), (1613, 12717291), (2433, 8431151), (4839, 4239097), (5227, 3924429), (15681, 1308143)]