12789986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{20047}}^1$

素因数の和:20089

約数の個数: 16

約数和(自身を含む): 21651840

約数和(自身を除く): 8861854

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 20047, 40094, 220517, 441034, 581363, 1162726, 6394993, 12789986]

約数ペア:

[(1, 12789986), (2, 6394993), (11, 1162726), (22, 581363), (29, 441034), (58, 220517), (319, 40094), (638, 20047)]