20803485

素因数分解:

$3^1\times 5^1\times {\mathrm{433}}^1\times {\mathrm{3203}}^1$

素因数の和:3644

約数の個数: 16

約数和(自身を含む): 33372864

約数和(自身を除く): 12569379

約数列:

[1, 3, 5, 15, 433, 1299, 2165, 3203, 6495, 9609, 16015, 48045, 1386899, 4160697, 6934495, 20803485]

約数ペア:

[(1, 20803485), (3, 6934495), (5, 4160697), (15, 1386899), (433, 48045), (1299, 16015), (2165, 9609), (3203, 6495)]