19005940513

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{1949}}^1\times {\mathrm{2803}}^1$

素因数の和:4837

約数の個数: 24

約数和(自身を含む): 22439851200

約数和(自身を除く): 3433910687

約数列:

[1, 7, 49, 71, 497, 1949, 2803, 3479, 13643, 19621, 95501, 137347, 138379, 199013, 968653, 1393091, 5463047, 6780571, 9751637, 38241329, 267689303, 387876337, 2715134359, 19005940513]

約数ペア:

[(1, 19005940513), (7, 2715134359), (49, 387876337), (71, 267689303), (497, 38241329), (1949, 9751637), (2803, 6780571), (3479, 5463047), (13643, 1393091), (19621, 968653), (95501, 199013), (137347, 138379)]