13578256

素因数分解:

$2^4\times {\mathrm{809}}^1\times {\mathrm{1049}}^1$

素因数の和:1866

約数の個数: 20

約数和(自身を含む): 26365500

約数和(自身を除く): 12787244

約数列:

[1, 2, 4, 8, 16, 809, 1049, 1618, 2098, 3236, 4196, 6472, 8392, 12944, 16784, 848641, 1697282, 3394564, 6789128, 13578256]

約数ペア:

[(1, 13578256), (2, 6789128), (4, 3394564), (8, 1697282), (16, 848641), (809, 16784), (1049, 12944), (1618, 8392), (2098, 6472), (3236, 4196)]