19953255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{190031}}^1$

素因数の和:190046

約数の個数: 16

約数和(自身を含む): 36486144

約数和(自身を除く): 16532889

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 190031, 570093, 950155, 1330217, 2850465, 3990651, 6651085, 19953255]

約数ペア:

[(1, 19953255), (3, 6651085), (5, 3990651), (7, 2850465), (15, 1330217), (21, 950155), (35, 570093), (105, 190031)]