18799385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{7949}}^1$

素因数の和:8008

約数の個数: 16

約数和(自身を含む): 25185600

約数和(自身を除く): 6386215

約数列:

[1, 5, 11, 43, 55, 215, 473, 2365, 7949, 39745, 87439, 341807, 437195, 1709035, 3759877, 18799385]

約数ペア:

[(1, 18799385), (5, 3759877), (11, 1709035), (43, 437195), (55, 341807), (215, 87439), (473, 39745), (2365, 7949)]