20219003

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{967}}^1$

素因数の和:1106

約数の個数: 16

約数和(自身を含む): 24161280

約数和(自身を除く): 3942277

約数列:

[1, 7, 29, 103, 203, 721, 967, 2987, 6769, 20909, 28043, 99601, 196301, 697207, 2888429, 20219003]

約数ペア:

[(1, 20219003), (7, 2888429), (29, 697207), (103, 196301), (203, 99601), (721, 28043), (967, 20909), (2987, 6769)]