20876230

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71987}}^1$

素因数の和:72023

約数の個数: 16

約数和(自身を含む): 38873520

約数和(自身を除く): 17997290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 71987, 143974, 359935, 719870, 2087623, 4175246, 10438115, 20876230]

約数ペア:

[(1, 20876230), (2, 10438115), (5, 4175246), (10, 2087623), (29, 719870), (58, 359935), (145, 143974), (290, 71987)]