43449328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{208891}}^1$

素因数の和:208912

約数の個数: 20

約数和(自身を含む): 90659128

約数和(自身を除く): 47209800

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 208891, 417782, 835564, 1671128, 2715583, 3342256, 5431166, 10862332, 21724664, 43449328]

約数ペア:

[(1, 43449328), (2, 21724664), (4, 10862332), (8, 5431166), (13, 3342256), (16, 2715583), (26, 1671128), (52, 835564), (104, 417782), (208, 208891)]