19776977

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{983}}^1$

素因数の和:1084

約数の個数: 16

約数和(自身を含む): 22671360

約数和(自身を除く): 2894383

約数列:

[1, 11, 31, 59, 341, 649, 983, 1829, 10813, 20119, 30473, 57997, 335203, 637967, 1797907, 19776977]

約数ペア:

[(1, 19776977), (11, 1797907), (31, 637967), (59, 335203), (341, 57997), (649, 30473), (983, 20119), (1829, 10813)]