19658977

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:181

約数の個数: 24

約数和(自身を含む): 23042880

約数和(自身を除く): 3383903

約数列:

[1, 13, 19, 59, 71, 247, 361, 767, 923, 1121, 1349, 4189, 4693, 14573, 17537, 21299, 25631, 54457, 79591, 276887, 333203, 1034683, 1512229, 19658977]

約数ペア:

[(1, 19658977), (13, 1512229), (19, 1034683), (59, 333203), (71, 276887), (247, 79591), (361, 54457), (767, 25631), (923, 21299), (1121, 17537), (1349, 14573), (4189, 4693)]