28402016

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{20641}}^1$

素因数の和:20694

約数の個数: 24

約数和(自身を含む): 57219624

約数和(自身を除く): 28817608

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 20641, 41282, 82564, 165128, 330256, 660512, 887563, 1775126, 3550252, 7100504, 14201008, 28402016]

約数ペア:

[(1, 28402016), (2, 14201008), (4, 7100504), (8, 3550252), (16, 1775126), (32, 887563), (43, 660512), (86, 330256), (172, 165128), (344, 82564), (688, 41282), (1376, 20641)]