20406224

素因数分解:

$2^4\times {\mathrm{353}}^1\times {\mathrm{3613}}^1$

素因数の和:3974

約数の個数: 20

約数和(自身を含む): 39660036

約数和(自身を除く): 19253812

約数列:

[1, 2, 4, 8, 16, 353, 706, 1412, 2824, 3613, 5648, 7226, 14452, 28904, 57808, 1275389, 2550778, 5101556, 10203112, 20406224]

約数ペア:

[(1, 20406224), (2, 10203112), (4, 5101556), (8, 2550778), (16, 1275389), (353, 57808), (706, 28904), (1412, 14452), (2824, 7226), (3613, 5648)]