18409947

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{2213}}^1$

素因数の和:2322

約数の個数: 16

約数和(自身を含む): 25505280

約数和(自身を除く): 7095333

約数列:

[1, 3, 47, 59, 141, 177, 2213, 2773, 6639, 8319, 104011, 130567, 312033, 391701, 6136649, 18409947]

約数ペア:

[(1, 18409947), (3, 6136649), (47, 391701), (59, 312033), (141, 130567), (177, 104011), (2213, 8319), (2773, 6639)]