18710838

素因数分解:

$2^1\times 3^4\times {\mathrm{115499}}^1$

素因数の和:115513

約数の個数: 20

約数和(自身を含む): 41926500

約数和(自身を除く): 23215662

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 115499, 230998, 346497, 692994, 1039491, 2078982, 3118473, 6236946, 9355419, 18710838]

約数ペア:

[(1, 18710838), (2, 9355419), (3, 6236946), (6, 3118473), (9, 2078982), (18, 1039491), (27, 692994), (54, 346497), (81, 230998), (162, 115499)]