20827227

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{1627}}^1$

素因数の和:1898

約数の個数: 16

約数和(自身を含む): 29538432

約数和(自身を除く): 8711205

約数列:

[1, 3, 17, 51, 251, 753, 1627, 4267, 4881, 12801, 27659, 82977, 408377, 1225131, 6942409, 20827227]

約数ペア:

[(1, 20827227), (3, 6942409), (17, 1225131), (51, 408377), (251, 82977), (753, 27659), (1627, 12801), (4267, 4881)]