20329731

素因数分解:

$3^3\times {\mathrm{643}}^1\times {\mathrm{1171}}^1$

素因数の和:1823

約数の個数: 16

約数和(自身を含む): 30190720

約数和(自身を除く): 9860989

約数列:

[1, 3, 9, 27, 643, 1171, 1929, 3513, 5787, 10539, 17361, 31617, 752953, 2258859, 6776577, 20329731]

約数ペア:

[(1, 20329731), (3, 6776577), (9, 2258859), (27, 752953), (643, 31617), (1171, 17361), (1929, 10539), (3513, 5787)]