19435980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{323933}}^1$

素因数の和:323945

約数の個数: 24

約数和(自身を含む): 54420912

約数和(自身を除く): 34984932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 323933, 647866, 971799, 1295732, 1619665, 1943598, 3239330, 3887196, 4858995, 6478660, 9717990, 19435980]

約数ペア:

[(1, 19435980), (2, 9717990), (3, 6478660), (4, 4858995), (5, 3887196), (6, 3239330), (10, 1943598), (12, 1619665), (15, 1295732), (20, 971799), (30, 647866), (60, 323933)]