19813251776

素因数分解:

$2^6\times {\mathrm{353}}^1\times {\mathrm{877003}}^1$

素因数の和:877368

約数の個数: 28

約数和(自身を含む): 39428345832

約数和(自身を除く): 19615094056

約数列:

[1, 2, 4, 8, 16, 32, 64, 353, 706, 1412, 2824, 5648, 11296, 22592, 877003, 1754006, 3508012, 7016024, 14032048, 28064096, 56128192, 309582059, 619164118, 1238328236, 2476656472, 4953312944, 9906625888, 19813251776]

約数ペア:

[(1, 19813251776), (2, 9906625888), (4, 4953312944), (8, 2476656472), (16, 1238328236), (32, 619164118), (64, 309582059), (353, 56128192), (706, 28064096), (1412, 14032048), (2824, 7016024), (5648, 3508012), (11296, 1754006), (22592, 877003)]