77891824

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{286367}}^1$

素因数の和:286392

約数の個数: 20

約数和(自身を含む): 159793344

約数和(自身を除く): 81901520

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 286367, 572734, 1145468, 2290936, 4581872, 4868239, 9736478, 19472956, 38945912, 77891824]

約数ペア:

[(1, 77891824), (2, 38945912), (4, 19472956), (8, 9736478), (16, 4868239), (17, 4581872), (34, 2290936), (68, 1145468), (136, 572734), (272, 286367)]