19640230

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47903}}^1$

素因数の和:47951

約数の個数: 16

約数和(自身を含む): 36215424

約数和(自身を除く): 16575194

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 47903, 95806, 239515, 479030, 1964023, 3928046, 9820115, 19640230]

約数ペア:

[(1, 19640230), (2, 9820115), (5, 3928046), (10, 1964023), (41, 479030), (82, 239515), (205, 95806), (410, 47903)]