20883291

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{48679}}^1$

素因数の和:48706

約数の個数: 16

約数和(自身を含む): 32712960

約数和(自身を除く): 11829669

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 48679, 146037, 535469, 632827, 1606407, 1898481, 6961097, 20883291]

約数ペア:

[(1, 20883291), (3, 6961097), (11, 1898481), (13, 1606407), (33, 632827), (39, 535469), (143, 146037), (429, 48679)]