19701756

素因数分解:

$2^2\times 3^2\times {\mathrm{547271}}^1$

素因数の和:547281

約数の個数: 18

約数和(自身を含む): 49801752

約数和(自身を除く): 30099996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 547271, 1094542, 1641813, 2189084, 3283626, 4925439, 6567252, 9850878, 19701756]

約数ペア:

[(1, 19701756), (2, 9850878), (3, 6567252), (4, 4925439), (6, 3283626), (9, 2189084), (12, 1641813), (18, 1094542), (36, 547271)]