19729126565

素因数分解:

$5^1\times {\mathrm{853}}^1\times {\mathrm{1951}}^1\times {\mathrm{2371}}^1$

素因数の和:5180

約数の個数: 16

約数和(自身を含む): 23724857856

約数和(自身を除く): 3995731291

約数列:

[1, 5, 853, 1951, 2371, 4265, 9755, 11855, 1664203, 2022463, 4625821, 8321015, 10112315, 23129105, 3945825313, 19729126565]

約数ペア:

[(1, 19729126565), (5, 3945825313), (853, 23129105), (1951, 10112315), (2371, 8321015), (4265, 4625821), (9755, 2022463), (11855, 1664203)]