2018906949

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{21467}}^1$

素因数の和:21569

約数の個数: 32

約数和(自身を含む): 2967736320

約数和(自身を除く): 948829371

約数列:

[1, 3, 23, 29, 47, 69, 87, 141, 667, 1081, 1363, 2001, 3243, 4089, 21467, 31349, 64401, 94047, 493741, 622543, 1008949, 1481223, 1867629, 3026847, 14318489, 23205827, 29259521, 42955467, 69617481, 87778563, 672968983, 2018906949]

約数ペア:

[(1, 2018906949), (3, 672968983), (23, 87778563), (29, 69617481), (47, 42955467), (69, 29259521), (87, 23205827), (141, 14318489), (667, 3026847), (1081, 1867629), (1363, 1481223), (2001, 1008949), (3243, 622543), (4089, 493741), (21467, 94047), (31349, 64401)]