19861890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{662063}}^1$

素因数の和:662073

約数の個数: 16

約数和(自身を含む): 47668608

約数和(自身を除く): 27806718

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 662063, 1324126, 1986189, 3310315, 3972378, 6620630, 9930945, 19861890]

約数ペア:

[(1, 19861890), (2, 9930945), (3, 6620630), (5, 3972378), (6, 3310315), (10, 1986189), (15, 1324126), (30, 662063)]