19589047738

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1171}}^1\times {\mathrm{643403}}^1$

素因数の和:644589

約数の個数: 16

約数和(自身を含む): 31670918496

約数和(自身を除く): 12081870758

約数列:

[1, 2, 13, 26, 1171, 2342, 15223, 30446, 643403, 1286806, 8364239, 16728478, 753424913, 1506849826, 9794523869, 19589047738]

約数ペア:

[(1, 19589047738), (2, 9794523869), (13, 1506849826), (26, 753424913), (1171, 16728478), (2342, 8364239), (15223, 1286806), (30446, 643403)]