18890670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{629689}}^1$

素因数の和:629699

約数の個数: 16

約数和(自身を含む): 45337680

約数和(自身を除く): 26447010

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 629689, 1259378, 1889067, 3148445, 3778134, 6296890, 9445335, 18890670]

約数ペア:

[(1, 18890670), (2, 9445335), (3, 6296890), (5, 3778134), (6, 3148445), (10, 1889067), (15, 1259378), (30, 629689)]