19640184

素因数分解:

$2^3\times 3^1\times {\mathrm{818341}}^1$

素因数の和:818350

約数の個数: 16

約数和(自身を含む): 49100520

約数和(自身を除く): 29460336

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 818341, 1636682, 2455023, 3273364, 4910046, 6546728, 9820092, 19640184]

約数ペア:

[(1, 19640184), (2, 9820092), (3, 6546728), (4, 4910046), (6, 3273364), (8, 2455023), (12, 1636682), (24, 818341)]