18838815

素因数分解:

$3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{8429}}^1$

素因数の和:8586

約数の個数: 16

約数和(自身を含む): 30348000

約数和(自身を除く): 11509185

約数列:

[1, 3, 5, 15, 149, 447, 745, 2235, 8429, 25287, 42145, 126435, 1255921, 3767763, 6279605, 18838815]

約数ペア:

[(1, 18838815), (3, 6279605), (5, 3767763), (15, 1255921), (149, 126435), (447, 42145), (745, 25287), (2235, 8429)]