20125915546

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1\times {\mathrm{21787}}^1$

素因数の和:22210

約数の個数: 32

約数和(自身を含む): 33257203200

約数和(自身を除く): 13131287654

約数列:

[1, 2, 11, 22, 199, 211, 398, 422, 2189, 2321, 4378, 4642, 21787, 41989, 43574, 83978, 239657, 461879, 479314, 923758, 4335613, 4597057, 8671226, 9194114, 47691743, 50567627, 95383486, 101135254, 914814343, 1829628686, 10062957773, 20125915546]

約数ペア:

[(1, 20125915546), (2, 10062957773), (11, 1829628686), (22, 914814343), (199, 101135254), (211, 95383486), (398, 50567627), (422, 47691743), (2189, 9194114), (2321, 8671226), (4378, 4597057), (4642, 4335613), (21787, 923758), (41989, 479314), (43574, 461879), (83978, 239657)]