20773455

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{8821}}^1$

素因数の和:8986

約数の個数: 16

約数和(自身を含む): 33453024

約数和(自身を除く): 12679569

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 8821, 26463, 44105, 132315, 1384897, 4154691, 6924485, 20773455]

約数ペア:

[(1, 20773455), (3, 6924485), (5, 4154691), (15, 1384897), (157, 132315), (471, 44105), (785, 26463), (2355, 8821)]