20187029009

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1392497}}^1$

素因数の和:1392632

約数の個数: 16

約数和(自身を含む): 24507964800

約数和(自身を除く): 4320935791

約数列:

[1, 7, 19, 109, 133, 763, 2071, 14497, 1392497, 9747479, 26457443, 151782173, 185202101, 1062475211, 2883861287, 20187029009]

約数ペア:

[(1, 20187029009), (7, 2883861287), (19, 1062475211), (109, 185202101), (133, 151782173), (763, 26457443), (2071, 9747479), (14497, 1392497)]