20936458

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{593}}^1$

素因数の和:861

約数の個数: 16

約数和(自身を含む): 31933440

約数和(自身を除く): 10996982

約数列:

[1, 2, 127, 139, 254, 278, 593, 1186, 17653, 35306, 75311, 82427, 150622, 164854, 10468229, 20936458]

約数ペア:

[(1, 20936458), (2, 10468229), (127, 164854), (139, 150622), (254, 82427), (278, 75311), (593, 35306), (1186, 17653)]