2018420638

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{199567}}^1$

素因数の和:199971

約数の個数: 16

約数和(自身を含む): 3268923840

約数和(自身を除く): 1250503202

約数列:

[1, 2, 13, 26, 389, 778, 5057, 10114, 199567, 399134, 2594371, 5188742, 77631563, 155263126, 1009210319, 2018420638]

約数ペア:

[(1, 2018420638), (2, 1009210319), (13, 155263126), (26, 77631563), (389, 5188742), (778, 2594371), (5057, 399134), (10114, 199567)]