18930345

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{180289}}^1$

素因数の和:180304

約数の個数: 16

約数和(自身を含む): 34615680

約数和(自身を除く): 15685335

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 180289, 540867, 901445, 1262023, 2704335, 3786069, 6310115, 18930345]

約数ペア:

[(1, 18930345), (3, 6310115), (5, 3786069), (7, 2704335), (15, 1262023), (21, 901445), (35, 540867), (105, 180289)]