20161604881

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{163781}}^1$

素因数の和:163861

約数の個数: 24

約数和(自身を含む): 23961961728

約数和(自身を除く): 3800356847

約数列:

[1, 11, 19, 31, 209, 341, 361, 589, 3971, 6479, 11191, 123101, 163781, 1801591, 3111839, 5077211, 34230229, 55849321, 59124941, 96467009, 650374351, 1061137099, 1832873171, 20161604881]

約数ペア:

[(1, 20161604881), (11, 1832873171), (19, 1061137099), (31, 650374351), (209, 96467009), (341, 59124941), (361, 55849321), (589, 34230229), (3971, 5077211), (6479, 3111839), (11191, 1801591), (123101, 163781)]