12866242

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{647}}^1$

素因数の和:873

約数の個数: 16

約数和(自身を含む): 19766592

約数和(自身を除く): 6900350

約数列:

[1, 2, 61, 122, 163, 326, 647, 1294, 9943, 19886, 39467, 78934, 105461, 210922, 6433121, 12866242]

約数ペア:

[(1, 12866242), (2, 6433121), (61, 210922), (122, 105461), (163, 78934), (326, 39467), (647, 19886), (1294, 9943)]