18971094

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{43313}}^1$

素因数の和:43391

約数の個数: 16

約数和(自身を含む): 38462832

約数和(自身を除く): 19491738

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 43313, 86626, 129939, 259878, 3161849, 6323698, 9485547, 18971094]

約数ペア:

[(1, 18971094), (2, 9485547), (3, 6323698), (6, 3161849), (73, 259878), (146, 129939), (219, 86626), (438, 43313)]