20601730

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47911}}^1$

素因数の和:47961

約数の個数: 16

約数和(自身を含む): 37946304

約数和(自身を除く): 17344574

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 47911, 95822, 239555, 479110, 2060173, 4120346, 10300865, 20601730]

約数ペア:

[(1, 20601730), (2, 10300865), (5, 4120346), (10, 2060173), (43, 479110), (86, 239555), (215, 95822), (430, 47911)]