19219389

素因数分解:

$3^1\times 7^1\times {\mathrm{613}}^1\times {\mathrm{1493}}^1$

素因数の和:2116

約数の個数: 16

約数和(自身を含む): 29354112

約数和(自身を除く): 10134723

約数列:

[1, 3, 7, 21, 613, 1493, 1839, 4291, 4479, 10451, 12873, 31353, 915209, 2745627, 6406463, 19219389]

約数ペア:

[(1, 19219389), (3, 6406463), (7, 2745627), (21, 915209), (613, 31353), (1493, 12873), (1839, 10451), (4291, 4479)]