18120290

素因数分解:

$2^1\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{1667}}^1$

素因数の和:2761

約数の個数: 16

約数和(自身を含む): 32666112

約数和(自身を除く): 14545822

約数列:

[1, 2, 5, 10, 1087, 1667, 2174, 3334, 5435, 8335, 10870, 16670, 1812029, 3624058, 9060145, 18120290]

約数ペア:

[(1, 18120290), (2, 9060145), (5, 3624058), (10, 1812029), (1087, 16670), (1667, 10870), (2174, 8335), (3334, 5435)]