20419949

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:496

約数の個数: 16

約数和(自身を含む): 23003136

約数和(自身を除く): 2583187

約数列:

[1, 11, 47, 127, 311, 517, 1397, 3421, 5969, 14617, 39497, 65659, 160787, 434467, 1856359, 20419949]

約数ペア:

[(1, 20419949), (11, 1856359), (47, 434467), (127, 160787), (311, 65659), (517, 39497), (1397, 14617), (3421, 5969)]