2019974270

素因数分解:

$2^1\times 5^1\times {\mathrm{4721}}^1\times {\mathrm{42787}}^1$

素因数の和:47515

約数の個数: 16

約数和(自身を含む): 3636808848

約数和(自身を除く): 1616834578

約数列:

[1, 2, 5, 10, 4721, 9442, 23605, 42787, 47210, 85574, 213935, 427870, 201997427, 403994854, 1009987135, 2019974270]

約数ペア:

[(1, 2019974270), (2, 1009987135), (5, 403994854), (10, 201997427), (4721, 427870), (9442, 213935), (23605, 85574), (42787, 47210)]