19023880

素因数分解:

$2^3\times 5^1\times {\mathrm{475597}}^1$

素因数の和:475608

約数の個数: 16

約数和(自身を含む): 42803820

約数和(自身を除く): 23779940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 475597, 951194, 1902388, 2377985, 3804776, 4755970, 9511940, 19023880]

約数ペア:

[(1, 19023880), (2, 9511940), (4, 4755970), (5, 3804776), (8, 2377985), (10, 1902388), (20, 951194), (40, 475597)]