20430543

素因数分解:

$3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{3169}}^1$

素因数の和:3486

約数の個数: 16

約数和(自身を含む): 31243520

約数和(自身を除く): 10812977

約数列:

[1, 3, 7, 21, 307, 921, 2149, 3169, 6447, 9507, 22183, 66549, 972883, 2918649, 6810181, 20430543]

約数ペア:

[(1, 20430543), (3, 6810181), (7, 2918649), (21, 972883), (307, 66549), (921, 22183), (2149, 9507), (3169, 6447)]