20514970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{293071}}^1$

素因数の和:293085

約数の個数: 16

約数和(自身を含む): 42202368

約数和(自身を除く): 21687398

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 293071, 586142, 1465355, 2051497, 2930710, 4102994, 10257485, 20514970]

約数ペア:

[(1, 20514970), (2, 10257485), (5, 4102994), (7, 2930710), (10, 2051497), (14, 1465355), (35, 586142), (70, 293071)]