19655739

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{463}}^1$

素因数の和:611

約数の個数: 24

約数和(自身を含む): 29315520

約数和(自身を除く): 9659781

約数列:

[1, 3, 9, 53, 89, 159, 267, 463, 477, 801, 1389, 4167, 4717, 14151, 24539, 41207, 42453, 73617, 123621, 220851, 370863, 2183971, 6551913, 19655739]

約数ペア:

[(1, 19655739), (3, 6551913), (9, 2183971), (53, 370863), (89, 220851), (159, 123621), (267, 73617), (463, 42453), (477, 41207), (801, 24539), (1389, 14151), (4167, 4717)]