18909222

素因数分解:

$2^1\times 3^1\times {\mathrm{647}}^1\times {\mathrm{4871}}^1$

素因数の和:5523

約数の個数: 16

約数和(自身を含む): 37884672

約数和(自身を除く): 18975450

約数列:

[1, 2, 3, 6, 647, 1294, 1941, 3882, 4871, 9742, 14613, 29226, 3151537, 6303074, 9454611, 18909222]

約数ペア:

[(1, 18909222), (2, 9454611), (3, 6303074), (6, 3151537), (647, 29226), (1294, 14613), (1941, 9742), (3882, 4871)]