20149081687

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1\times {\mathrm{143513}}^1$

素因数の和:144198

約数の個数: 16

約数和(自身を含む): 23807250432

約数和(自身を除く): 3658168745

約数列:

[1, 7, 31, 217, 647, 4529, 20057, 140399, 143513, 1004591, 4448903, 31142321, 92852911, 649970377, 2878440241, 20149081687]

約数ペア:

[(1, 20149081687), (7, 2878440241), (31, 649970377), (217, 92852911), (647, 31142321), (4529, 4448903), (20057, 1004591), (140399, 143513)]