2019165872

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{141319}}^1$

素因数の和:141393

約数の個数: 40

約数和(自身を含む): 4205683200

約数和(自身を除く): 2186517328

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 76, 94, 152, 188, 304, 376, 752, 893, 1786, 3572, 7144, 14288, 141319, 282638, 565276, 1130552, 2261104, 2685061, 5370122, 6641993, 10740244, 13283986, 21480488, 26567972, 42960976, 53135944, 106271888, 126197867, 252395734, 504791468, 1009582936, 2019165872]

約数ペア:

[(1, 2019165872), (2, 1009582936), (4, 504791468), (8, 252395734), (16, 126197867), (19, 106271888), (38, 53135944), (47, 42960976), (76, 26567972), (94, 21480488), (152, 13283986), (188, 10740244), (304, 6641993), (376, 5370122), (752, 2685061), (893, 2261104), (1786, 1130552), (3572, 565276), (7144, 282638), (14288, 141319)]