91000208

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{437501}}^1$

素因数の和:437522

約数の個数: 20

約数和(自身を含む): 189875868

約数和(自身を除く): 98875660

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 437501, 875002, 1750004, 3500008, 5687513, 7000016, 11375026, 22750052, 45500104, 91000208]

約数ペア:

[(1, 91000208), (2, 45500104), (4, 22750052), (8, 11375026), (13, 7000016), (16, 5687513), (26, 3500008), (52, 1750004), (104, 875002), (208, 437501)]