20557744892

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{3299}}^1\times {\mathrm{37997}}^1$

素因数の和:41341

約数の個数: 24

約数和(自身を含む): 36865659600

約数和(自身を除く): 16307914708

約数列:

[1, 2, 4, 41, 82, 164, 3299, 6598, 13196, 37997, 75994, 135259, 151988, 270518, 541036, 1557877, 3115754, 6231508, 125352103, 250704206, 501408412, 5139436223, 10278872446, 20557744892]

約数ペア:

[(1, 20557744892), (2, 10278872446), (4, 5139436223), (41, 501408412), (82, 250704206), (164, 125352103), (3299, 6231508), (6598, 3115754), (13196, 1557877), (37997, 541036), (75994, 270518), (135259, 151988)]