20491554

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{83299}}^1$

素因数の和:83345

約数の個数: 16

約数和(自身を含む): 41983200

約数和(自身を除く): 21491646

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 83299, 166598, 249897, 499794, 3415259, 6830518, 10245777, 20491554]

約数ペア:

[(1, 20491554), (2, 10245777), (3, 6830518), (6, 3415259), (41, 499794), (82, 249897), (123, 166598), (246, 83299)]