19688166

素因数分解:

$2^1\times 3^2\times {\mathrm{311}}^1\times {\mathrm{3517}}^1$

素因数の和:3836

約数の個数: 24

約数和(自身を含む): 42807024

約数和(自身を除く): 23118858

約数列:

[1, 2, 3, 6, 9, 18, 311, 622, 933, 1866, 2799, 3517, 5598, 7034, 10551, 21102, 31653, 63306, 1093787, 2187574, 3281361, 6562722, 9844083, 19688166]

約数ペア:

[(1, 19688166), (2, 9844083), (3, 6562722), (6, 3281361), (9, 2187574), (18, 1093787), (311, 63306), (622, 31653), (933, 21102), (1866, 10551), (2799, 7034), (3517, 5598)]