19858542

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{1559}}^1$

素因数の和:1768

約数の個数: 32

約数和(自身を含む): 43580160

約数和(自身を除く): 23721618

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 193, 386, 579, 1158, 1559, 2123, 3118, 4246, 4677, 6369, 9354, 12738, 17149, 34298, 51447, 102894, 300887, 601774, 902661, 1805322, 3309757, 6619514, 9929271, 19858542]

約数ペア:

[(1, 19858542), (2, 9929271), (3, 6619514), (6, 3309757), (11, 1805322), (22, 902661), (33, 601774), (66, 300887), (193, 102894), (386, 51447), (579, 34298), (1158, 17149), (1559, 12738), (2123, 9354), (3118, 6369), (4246, 4677)]