20534487

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{2411}}^1$

素因数の和:2598

約数の個数: 16

約数和(自身を含む): 29175552

約数和(自身を除く): 8641065

約数列:

[1, 3, 17, 51, 167, 501, 2411, 2839, 7233, 8517, 40987, 122961, 402637, 1207911, 6844829, 20534487]

約数ペア:

[(1, 20534487), (3, 6844829), (17, 1207911), (51, 402637), (167, 122961), (501, 40987), (2411, 8517), (2839, 7233)]