19749065

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{24533}}^1$

素因数の和:24568

約数の個数: 16

約数和(自身を含む): 28263168

約数和(自身を除く): 8514103

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 24533, 122665, 171731, 564259, 858655, 2821295, 3949813, 19749065]

約数ペア:

[(1, 19749065), (5, 3949813), (7, 2821295), (23, 858655), (35, 564259), (115, 171731), (161, 122665), (805, 24533)]