19949910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{664997}}^1$

素因数の和:665007

約数の個数: 16

約数和(自身を含む): 47879856

約数和(自身を除く): 27929946

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 664997, 1329994, 1994991, 3324985, 3989982, 6649970, 9974955, 19949910]

約数ペア:

[(1, 19949910), (2, 9974955), (3, 6649970), (5, 3989982), (6, 3324985), (10, 1994991), (15, 1329994), (30, 664997)]