19966233

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{22111}}^1$

素因数の和:22164

約数の個数: 16

約数和(自身を含む): 31133696

約数和(自身を除く): 11167463

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 22111, 66333, 154777, 464331, 950773, 2852319, 6655411, 19966233]

約数ペア:

[(1, 19966233), (3, 6655411), (7, 2852319), (21, 950773), (43, 464331), (129, 154777), (301, 66333), (903, 22111)]