1820912074

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{431}}^1\times {\mathrm{20509}}^1$

素因数の和:21045

約数の個数: 16

約数和(自身を含む): 2764419840

約数和(自身を除く): 943507766

約数列:

[1, 2, 103, 206, 431, 862, 20509, 41018, 44393, 88786, 2112427, 4224854, 8839379, 17678758, 910456037, 1820912074]

約数ペア:

[(1, 1820912074), (2, 910456037), (103, 17678758), (206, 8839379), (431, 4224854), (862, 2112427), (20509, 88786), (41018, 44393)]