19138621839

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{77069}}^1$

素因数の和:77215

約数の個数: 32

約数和(自身を含む): 27523238400

約数和(自身を除く): 8384616561

約数列:

[1, 3, 23, 59, 61, 69, 177, 183, 1357, 1403, 3599, 4071, 4209, 10797, 77069, 82777, 231207, 248331, 1772587, 4547071, 4701209, 5317761, 13641213, 14103627, 104582633, 108127807, 277371331, 313747899, 324383421, 832113993, 6379540613, 19138621839]

約数ペア:

[(1, 19138621839), (3, 6379540613), (23, 832113993), (59, 324383421), (61, 313747899), (69, 277371331), (177, 108127807), (183, 104582633), (1357, 14103627), (1403, 13641213), (3599, 5317761), (4071, 4701209), (4209, 4547071), (10797, 1772587), (77069, 248331), (82777, 231207)]