20117491407

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{8941}}^1\times {\mathrm{19231}}^1$

素因数の和:28191

約数の個数: 24

約数和(自身を含む): 31299003008

約数和(自身を除く): 11181511601

約数列:

[1, 3, 9, 13, 39, 117, 8941, 19231, 26823, 57693, 80469, 116233, 173079, 250003, 348699, 750009, 1046097, 2250027, 171944371, 515833113, 1547499339, 2235276823, 6705830469, 20117491407]

約数ペア:

[(1, 20117491407), (3, 6705830469), (9, 2235276823), (13, 1547499339), (39, 515833113), (117, 171944371), (8941, 2250027), (19231, 1046097), (26823, 750009), (57693, 348699), (80469, 250003), (116233, 173079)]