2019185

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1861}}^1$

素因数の和:1904

約数の個数: 16

約数和(自身を含む): 2860032

約数和(自身を除く): 840847

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 1861, 9305, 13027, 57691, 65135, 288455, 403837, 2019185]

約数ペア:

[(1, 2019185), (5, 403837), (7, 288455), (31, 65135), (35, 57691), (155, 13027), (217, 9305), (1085, 1861)]