18735387

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29881}}^1$

素因数の和:29914

約数の個数: 16

約数和(自身を含む): 28686720

約数和(自身を除く): 9951333

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 29881, 89643, 328691, 567739, 986073, 1703217, 6245129, 18735387]

約数ペア:

[(1, 18735387), (3, 6245129), (11, 1703217), (19, 986073), (33, 567739), (57, 328691), (209, 89643), (627, 29881)]