20776737

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{1549}}^1$

素因数の和:1832

約数の個数: 16

約数和(自身を含む): 29462400

約数和(自身を除く): 8685663

約数列:

[1, 3, 17, 51, 263, 789, 1549, 4471, 4647, 13413, 26333, 78999, 407387, 1222161, 6925579, 20776737]

約数ペア:

[(1, 20776737), (3, 6925579), (17, 1222161), (51, 407387), (263, 78999), (789, 26333), (1549, 13413), (4471, 4647)]