18915810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{337}}^1\times {\mathrm{1871}}^1$

素因数の和:2218

約数の個数: 32

約数和(自身を含む): 45556992

約数和(自身を除く): 26641182

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 337, 674, 1011, 1685, 1871, 2022, 3370, 3742, 5055, 5613, 9355, 10110, 11226, 18710, 28065, 56130, 630527, 1261054, 1891581, 3152635, 3783162, 6305270, 9457905, 18915810]

約数ペア:

[(1, 18915810), (2, 9457905), (3, 6305270), (5, 3783162), (6, 3152635), (10, 1891581), (15, 1261054), (30, 630527), (337, 56130), (674, 28065), (1011, 18710), (1685, 11226), (1871, 10110), (2022, 9355), (3370, 5613), (3742, 5055)]