2018743489

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{1637}}^1$

素因数の和:1945

約数の個数: 32

約数和(自身を含む): 2511565056

約数和(自身を除く): 492821567

約数列:

[1, 7, 17, 43, 119, 241, 301, 731, 1637, 1687, 4097, 5117, 10363, 11459, 27829, 28679, 70391, 72541, 176171, 194803, 394517, 492737, 1196647, 1233197, 2761619, 6706789, 8376529, 16964231, 46947523, 118749617, 288391927, 2018743489]

約数ペア:

[(1, 2018743489), (7, 288391927), (17, 118749617), (43, 46947523), (119, 16964231), (241, 8376529), (301, 6706789), (731, 2761619), (1637, 1233197), (1687, 1196647), (4097, 492737), (5117, 394517), (10363, 194803), (11459, 176171), (27829, 72541), (28679, 70391)]