19953232

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{95929}}^1$

素因数の和:95950

約数の個数: 20

約数和(自身を含む): 41633620

約数和(自身を除く): 21680388

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 95929, 191858, 383716, 767432, 1247077, 1534864, 2494154, 4988308, 9976616, 19953232]

約数ペア:

[(1, 19953232), (2, 9976616), (4, 4988308), (8, 2494154), (13, 1534864), (16, 1247077), (26, 767432), (52, 383716), (104, 191858), (208, 95929)]