19749804968

素因数分解:

$2^3\times {\mathrm{353}}^1\times {\mathrm{6993557}}^1$

素因数の和:6993916

約数の個数: 16

約数和(自身を含む): 37135792980

約数和(自身を除く): 17385988012

約数列:

[1, 2, 4, 8, 353, 706, 1412, 2824, 6993557, 13987114, 27974228, 55948456, 2468725621, 4937451242, 9874902484, 19749804968]

約数ペア:

[(1, 19749804968), (2, 9874902484), (4, 4937451242), (8, 2468725621), (353, 55948456), (706, 27974228), (1412, 13987114), (2824, 6993557)]