817232

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{3929}}^1$

素因数の和:3950

約数の個数: 20

約数和(自身を含む): 1705620

約数和(自身を除く): 888388

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 3929, 7858, 15716, 31432, 51077, 62864, 102154, 204308, 408616, 817232]

約数ペア:

[(1, 817232), (2, 408616), (4, 204308), (8, 102154), (13, 62864), (16, 51077), (26, 31432), (52, 15716), (104, 7858), (208, 3929)]