18171758

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{809}}^1\times {\mathrm{1021}}^1$

素因数の和:1843

約数の個数: 16

約数和(自身を含む): 29801520

約数和(自身を除く): 11629762

約数列:

[1, 2, 11, 22, 809, 1021, 1618, 2042, 8899, 11231, 17798, 22462, 825989, 1651978, 9085879, 18171758]

約数ペア:

[(1, 18171758), (2, 9085879), (11, 1651978), (22, 825989), (809, 22462), (1021, 17798), (1618, 11231), (2042, 8899)]