20880717

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{48673}}^1$

素因数の和:48700

約数の個数: 16

約数和(自身を含む): 32708928

約数和(自身を除く): 11828211

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 48673, 146019, 535403, 632749, 1606209, 1898247, 6960239, 20880717]

約数ペア:

[(1, 20880717), (3, 6960239), (11, 1898247), (13, 1606209), (33, 632749), (39, 535403), (143, 146019), (429, 48673)]