2011966173

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{742697}}^1$

素因数の和:742753

約数の個数: 24

約数和(自身を含む): 3398586048

約数和(自身を除く): 1386619875

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 742697, 2228091, 5198879, 6684273, 15596637, 31935971, 46789911, 95807913, 223551797, 287423739, 670655391, 2011966173]

約数ペア:

[(1, 2011966173), (3, 670655391), (7, 287423739), (9, 223551797), (21, 95807913), (43, 46789911), (63, 31935971), (129, 15596637), (301, 6684273), (387, 5198879), (903, 2228091), (2709, 742697)]