17981994

素因数分解:

$2^1\times 3^1\times {\mathrm{463}}^1\times {\mathrm{6473}}^1$

素因数の和:6941

約数の個数: 16

約数和(自身を含む): 36047232

約数和(自身を除く): 18065238

約数列:

[1, 2, 3, 6, 463, 926, 1389, 2778, 6473, 12946, 19419, 38838, 2996999, 5993998, 8990997, 17981994]

約数ペア:

[(1, 17981994), (2, 8990997), (3, 5993998), (6, 2996999), (463, 38838), (926, 19419), (1389, 12946), (2778, 6473)]