20128291261

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{53231}}^1$

素因数の和:53349

約数の個数: 32

約数和(自身を含む): 24146035200

約数和(自身を除く): 4017743939

約数列:

[1, 13, 17, 29, 59, 221, 377, 493, 767, 1003, 1711, 6409, 13039, 22243, 29087, 53231, 378131, 692003, 904927, 1543699, 3140629, 11764051, 20068087, 26242883, 40828177, 53390693, 91078241, 341157479, 694079009, 1184017133, 1548330097, 20128291261]

約数ペア:

[(1, 20128291261), (13, 1548330097), (17, 1184017133), (29, 694079009), (59, 341157479), (221, 91078241), (377, 53390693), (493, 40828177), (767, 26242883), (1003, 20068087), (1711, 11764051), (6409, 3140629), (13039, 1543699), (22243, 904927), (29087, 692003), (53231, 378131)]