20178076828

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{55434277}}^1$

素因数の和:55434301

約数の個数: 24

約数和(自身を含む): 43460473952

約数和(自身を除く): 23282397124

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 55434277, 110868554, 221737108, 388039939, 720645601, 776079878, 1441291202, 1552159756, 2882582404, 5044519207, 10089038414, 20178076828]

約数ペア:

[(1, 20178076828), (2, 10089038414), (4, 5044519207), (7, 2882582404), (13, 1552159756), (14, 1441291202), (26, 776079878), (28, 720645601), (52, 388039939), (91, 221737108), (182, 110868554), (364, 55434277)]