19074275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{499}}^1$

素因数の和:659

約数の個数: 24

約数和(自身を含む): 26040000

約数和(自身を除く): 6965725

約数列:

[1, 5, 11, 25, 55, 139, 275, 499, 695, 1529, 2495, 3475, 5489, 7645, 12475, 27445, 38225, 69361, 137225, 346805, 762971, 1734025, 3814855, 19074275]

約数ペア:

[(1, 19074275), (5, 3814855), (11, 1734025), (25, 762971), (55, 346805), (139, 137225), (275, 69361), (499, 38225), (695, 27445), (1529, 12475), (2495, 7645), (3475, 5489)]