20004355

素因数分解:

$5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{4363}}^1$

素因数の和:4506

約数の個数: 16

約数和(自身を含む): 27650304

約数和(自身を除く): 7645949

約数列:

[1, 5, 7, 35, 131, 655, 917, 4363, 4585, 21815, 30541, 152705, 571553, 2857765, 4000871, 20004355]

約数ペア:

[(1, 20004355), (5, 4000871), (7, 2857765), (35, 571553), (131, 152705), (655, 30541), (917, 21815), (4363, 4585)]