19454619

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 28385280

約数和(自身を除く): 8930661

約数列:

[1, 3, 23, 43, 69, 79, 83, 129, 237, 249, 989, 1817, 1909, 2967, 3397, 3569, 5451, 5727, 6557, 10191, 10707, 19671, 78131, 82087, 150811, 234393, 246261, 281951, 452433, 845853, 6484873, 19454619]

約数ペア:

[(1, 19454619), (3, 6484873), (23, 845853), (43, 452433), (69, 281951), (79, 246261), (83, 234393), (129, 150811), (237, 82087), (249, 78131), (989, 19671), (1817, 10707), (1909, 10191), (2967, 6557), (3397, 5727), (3569, 5451)]