20284115

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1433}}^1$

素因数の和:1606

約数の個数: 16

約数和(自身を含む): 25812000

約数和(自身を除く): 5527885

約数列:

[1, 5, 19, 95, 149, 745, 1433, 2831, 7165, 14155, 27227, 136135, 213517, 1067585, 4056823, 20284115]

約数ペア:

[(1, 20284115), (5, 4056823), (19, 1067585), (95, 213517), (149, 136135), (745, 27227), (1433, 14155), (2831, 7165)]