20172887259

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1314109}}^1$

素因数の和:1314179

約数の個数: 32

約数和(自身を含む): 33304803840

約数和(自身を除く): 13131916581

約数列:

[1, 3, 7, 17, 21, 43, 51, 119, 129, 301, 357, 731, 903, 2193, 5117, 15351, 1314109, 3942327, 9198763, 22339853, 27596289, 56506687, 67019559, 156378971, 169520061, 395546809, 469136913, 960613679, 1186640427, 2881841037, 6724295753, 20172887259]

約数ペア:

[(1, 20172887259), (3, 6724295753), (7, 2881841037), (17, 1186640427), (21, 960613679), (43, 469136913), (51, 395546809), (119, 169520061), (129, 156378971), (301, 67019559), (357, 56506687), (731, 27596289), (903, 22339853), (2193, 9198763), (5117, 3942327), (15351, 1314109)]