12553936

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:379

約数の個数: 40

約数和(自身を含む): 25337664

約数和(自身を除く): 12783728

約数列:

[1, 2, 4, 8, 16, 43, 71, 86, 142, 172, 257, 284, 344, 514, 568, 688, 1028, 1136, 2056, 3053, 4112, 6106, 11051, 12212, 18247, 22102, 24424, 36494, 44204, 48848, 72988, 88408, 145976, 176816, 291952, 784621, 1569242, 3138484, 6276968, 12553936]

約数ペア:

[(1, 12553936), (2, 6276968), (4, 3138484), (8, 1569242), (16, 784621), (43, 291952), (71, 176816), (86, 145976), (142, 88408), (172, 72988), (257, 48848), (284, 44204), (344, 36494), (514, 24424), (568, 22102), (688, 18247), (1028, 12212), (1136, 11051), (2056, 6106), (3053, 4112)]