19795989

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{709}}^1$

素因数の和:980

約数の個数: 16

約数和(自身を含む): 27195840

約数和(自身を除く): 7399851

約数列:

[1, 3, 41, 123, 227, 681, 709, 2127, 9307, 27921, 29069, 87207, 160943, 482829, 6598663, 19795989]

約数ペア:

[(1, 19795989), (3, 6598663), (41, 482829), (123, 160943), (227, 87207), (681, 29069), (709, 27921), (2127, 9307)]