18028190

素因数分解:

$2^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{2609}}^1$

素因数の和:3307

約数の個数: 16

約数和(自身を含む): 32510160

約数和(自身を除く): 14481970

約数列:

[1, 2, 5, 10, 691, 1382, 2609, 3455, 5218, 6910, 13045, 26090, 1802819, 3605638, 9014095, 18028190]

約数ペア:

[(1, 18028190), (2, 9014095), (5, 3605638), (10, 1802819), (691, 26090), (1382, 13045), (2609, 6910), (3455, 5218)]