19973490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{665783}}^1$

素因数の和:665793

約数の個数: 16

約数和(自身を含む): 47936448

約数和(自身を除く): 27962958

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 665783, 1331566, 1997349, 3328915, 3994698, 6657830, 9986745, 19973490]

約数ペア:

[(1, 19973490), (2, 9986745), (3, 6657830), (5, 3994698), (6, 3328915), (10, 1997349), (15, 1331566), (30, 665783)]