20971560429

素因数分解:

$3^2\times {\mathrm{1559}}^1\times {\mathrm{1494659}}^1$

素因数の和:1496224

約数の個数: 12

約数和(自身を含む): 30311704800

約数和(自身を除く): 9340144371

約数列:

[1, 3, 9, 1559, 4677, 14031, 1494659, 4483977, 13451931, 2330173381, 6990520143, 20971560429]

約数ペア:

[(1, 20971560429), (3, 6990520143), (9, 2330173381), (1559, 13451931), (4677, 4483977), (14031, 1494659)]