20168565

素因数分解:

$3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{3209}}^1$

素因数の和:3636

約数の個数: 16

約数和(自身を含む): 32356800

約数和(自身を除く): 12188235

約数列:

[1, 3, 5, 15, 419, 1257, 2095, 3209, 6285, 9627, 16045, 48135, 1344571, 4033713, 6722855, 20168565]

約数ペア:

[(1, 20168565), (3, 6722855), (5, 4033713), (15, 1344571), (419, 48135), (1257, 16045), (2095, 9627), (3209, 6285)]