28282868

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{563}}^1\times {\mathrm{661}}^1$

素因数の和:1247

約数の個数: 24

約数和(自身を含む): 52271520

約数和(自身を除く): 23988652

約数列:

[1, 2, 4, 19, 38, 76, 563, 661, 1126, 1322, 2252, 2644, 10697, 12559, 21394, 25118, 42788, 50236, 372143, 744286, 1488572, 7070717, 14141434, 28282868]

約数ペア:

[(1, 28282868), (2, 14141434), (4, 7070717), (19, 1488572), (38, 744286), (76, 372143), (563, 50236), (661, 42788), (1126, 25118), (1322, 21394), (2252, 12559), (2644, 10697)]