20756426

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1\times {\mathrm{349}}^1$

素因数の和:709

約数の個数: 16

約数和(自身を含む): 31600800

約数和(自身を除く): 10844374

約数列:

[1, 2, 131, 227, 262, 349, 454, 698, 29737, 45719, 59474, 79223, 91438, 158446, 10378213, 20756426]

約数ペア:

[(1, 20756426), (2, 10378213), (131, 158446), (227, 91438), (262, 79223), (349, 59474), (454, 45719), (698, 29737)]