323838

素因数分解:

$2^1\times 3^4\times {\mathrm{1999}}^1$

素因数の和:2013

約数の個数: 20

約数和(自身を含む): 726000

約数和(自身を除く): 402162

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1999, 3998, 5997, 11994, 17991, 35982, 53973, 107946, 161919, 323838]

約数ペア:

[(1, 323838), (2, 161919), (3, 107946), (6, 53973), (9, 35982), (18, 17991), (27, 11994), (54, 5997), (81, 3998), (162, 1999)]