20983554

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{28433}}^1$

素因数の和:28482

約数の個数: 24

約数和(自身を含む): 46574892

約数和(自身を除く): 25591338

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 246, 369, 738, 28433, 56866, 85299, 170598, 255897, 511794, 1165753, 2331506, 3497259, 6994518, 10491777, 20983554]

約数ペア:

[(1, 20983554), (2, 10491777), (3, 6994518), (6, 3497259), (9, 2331506), (18, 1165753), (41, 511794), (82, 255897), (123, 170598), (246, 85299), (369, 56866), (738, 28433)]