19165980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{319433}}^1$

素因数の和:319445

約数の個数: 24

約数和(自身を含む): 53664912

約数和(自身を除く): 34498932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 319433, 638866, 958299, 1277732, 1597165, 1916598, 3194330, 3833196, 4791495, 6388660, 9582990, 19165980]

約数ペア:

[(1, 19165980), (2, 9582990), (3, 6388660), (4, 4791495), (5, 3833196), (6, 3194330), (10, 1916598), (12, 1597165), (15, 1277732), (20, 958299), (30, 638866), (60, 319433)]