20039095

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{643}}^1$

素因数の和:942

約数の個数: 16

約数和(自身を含む): 25224192

約数和(自身を除く): 5185097

約数列:

[1, 5, 23, 115, 271, 643, 1355, 3215, 6233, 14789, 31165, 73945, 174253, 871265, 4007819, 20039095]

約数ペア:

[(1, 20039095), (5, 4007819), (23, 871265), (115, 174253), (271, 73945), (643, 31165), (1355, 14789), (3215, 6233)]