20080140247

素因数分解:

${\mathrm{61}}^1\times {\mathrm{317}}^1\times {\mathrm{661}}^1\times {\mathrm{1571}}^1$

素因数の和:2610

約数の個数: 16

約数和(自身を含む): 20517731424

約数和(自身を除く): 437591177

約数列:

[1, 61, 317, 661, 1571, 19337, 40321, 95831, 209537, 498007, 1038431, 12781757, 30378427, 63344291, 329182627, 20080140247]

約数ペア:

[(1, 20080140247), (61, 329182627), (317, 63344291), (661, 30378427), (1571, 12781757), (19337, 1038431), (40321, 498007), (95831, 209537)]