12857577616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61815277}}^1$

素因数の和:61815298

約数の個数: 20

約数和(自身を含む): 26827830652

約数和(自身を除く): 13970253036

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 61815277, 123630554, 247261108, 494522216, 803598601, 989044432, 1607197202, 3214394404, 6428788808, 12857577616]

約数ペア:

[(1, 12857577616), (2, 6428788808), (4, 3214394404), (8, 1607197202), (13, 989044432), (16, 803598601), (26, 494522216), (52, 247261108), (104, 123630554), (208, 61815277)]