20266491

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{26083}}^1$

素因数の和:26130

約数の個数: 16

約数和(自身を含む): 31718144

約数和(自身を除く): 11451653

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 26083, 78249, 182581, 547743, 965071, 2895213, 6755497, 20266491]

約数ペア:

[(1, 20266491), (3, 6755497), (7, 2895213), (21, 965071), (37, 547743), (111, 182581), (259, 78249), (777, 26083)]