20163690171

素因数分解:

$3^2\times {\mathrm{421}}^1\times {\mathrm{5321639}}^1$

素因数の和:5322066

約数の個数: 12

約数和(自身を含む): 29194517040

約数和(自身を除く): 9030826869

約数列:

[1, 3, 9, 421, 1263, 3789, 5321639, 15964917, 47894751, 2240410019, 6721230057, 20163690171]

約数ペア:

[(1, 20163690171), (3, 6721230057), (9, 2240410019), (421, 47894751), (1263, 15964917), (3789, 5321639)]