28165258

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1567}}^1$

素因数の和:1642

約数の個数: 32

約数和(自身を含む): 49674240

約数和(自身を除く): 21508982

約数列:

[1, 2, 11, 19, 22, 38, 43, 86, 209, 418, 473, 817, 946, 1567, 1634, 3134, 8987, 17237, 17974, 29773, 34474, 59546, 67381, 134762, 327503, 655006, 741191, 1280239, 1482382, 2560478, 14082629, 28165258]

約数ペア:

[(1, 28165258), (2, 14082629), (11, 2560478), (19, 1482382), (22, 1280239), (38, 741191), (43, 655006), (86, 327503), (209, 134762), (418, 67381), (473, 59546), (817, 34474), (946, 29773), (1567, 17974), (1634, 17237), (3134, 8987)]