51389794

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1\times {\mathrm{653}}^1$

素因数の和:802

約数の個数: 24

約数和(自身を含む): 82227420

約数和(自身を除く): 30837626

約数列:

[1, 2, 19, 38, 109, 218, 361, 653, 722, 1306, 2071, 4142, 12407, 24814, 39349, 71177, 78698, 142354, 235733, 471466, 1352363, 2704726, 25694897, 51389794]

約数ペア:

[(1, 51389794), (2, 25694897), (19, 2704726), (38, 1352363), (109, 471466), (218, 235733), (361, 142354), (653, 78698), (722, 71177), (1306, 39349), (2071, 24814), (4142, 12407)]