20064065

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{12197}}^1$

素因数の和:12256

約数の個数: 16

約数和(自身を含む): 28104192

約数和(自身を除く): 8040127

約数列:

[1, 5, 7, 35, 47, 235, 329, 1645, 12197, 60985, 85379, 426895, 573259, 2866295, 4012813, 20064065]

約数ペア:

[(1, 20064065), (5, 4012813), (7, 2866295), (35, 573259), (47, 426895), (235, 85379), (329, 60985), (1645, 12197)]