15896048

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1999}}^1$

素因数の和:2085

約数の個数: 40

約数和(自身を含む): 35712000

約数和(自身を除く): 19815952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 1999, 3976, 3998, 7952, 7996, 13993, 15992, 27986, 31984, 55972, 111944, 141929, 223888, 283858, 567716, 993503, 1135432, 1987006, 2270864, 3974012, 7948024, 15896048]

約数ペア:

[(1, 15896048), (2, 7948024), (4, 3974012), (7, 2270864), (8, 1987006), (14, 1135432), (16, 993503), (28, 567716), (56, 283858), (71, 223888), (112, 141929), (142, 111944), (284, 55972), (497, 31984), (568, 27986), (994, 15992), (1136, 13993), (1988, 7996), (1999, 7952), (3976, 3998)]