27781268

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{8501}}^1$

素因数の和:8567

約数の個数: 24

約数和(自身を含む): 52372320

約数和(自身を除く): 24591052

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 8501, 17002, 34004, 161519, 323038, 365543, 646076, 731086, 1462172, 6945317, 13890634, 27781268]

約数ペア:

[(1, 27781268), (2, 13890634), (4, 6945317), (19, 1462172), (38, 731086), (43, 646076), (76, 365543), (86, 323038), (172, 161519), (817, 34004), (1634, 17002), (3268, 8501)]