18077738

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{9857}}^1$

素因数の和:9997

約数の個数: 16

約数和(自身を含む): 31230144

約数和(自身を除く): 13152406

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 9857, 19714, 68999, 137998, 1291267, 2582534, 9038869, 18077738]

約数ペア:

[(1, 18077738), (2, 9038869), (7, 2582534), (14, 1291267), (131, 137998), (262, 68999), (917, 19714), (1834, 9857)]