2101495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2011}}^1$

素因数の和:2046

約数の個数: 16

約数和(自身を含む): 2897280

約数和(自身を除く): 795785

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 2011, 10055, 22121, 38209, 110605, 191045, 420299, 2101495]

約数ペア:

[(1, 2101495), (5, 420299), (11, 191045), (19, 110605), (55, 38209), (95, 22121), (209, 10055), (1045, 2011)]