4449328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{21391}}^1$

素因数の和:21412

約数の個数: 20

約数和(自身を含む): 9284128

約数和(自身を除く): 4834800

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 21391, 42782, 85564, 171128, 278083, 342256, 556166, 1112332, 2224664, 4449328]

約数ペア:

[(1, 4449328), (2, 2224664), (4, 1112332), (8, 556166), (13, 342256), (16, 278083), (26, 171128), (52, 85564), (104, 42782), (208, 21391)]