19981856919

素因数分解:

$3^1\times {\mathrm{37}}^2\times {\mathrm{59}}^1\times {\mathrm{82463}}^1$

素因数の和:82599

約数の個数: 24

約数和(自身を含む): 27846443520

約数和(自身を除く): 7864586601

約数列:

[1, 3, 37, 59, 111, 177, 1369, 2183, 4107, 6549, 80771, 82463, 242313, 247389, 3051131, 4865317, 9153393, 14595951, 112891847, 180016729, 338675541, 540050187, 6660618973, 19981856919]

約数ペア:

[(1, 19981856919), (3, 6660618973), (37, 540050187), (59, 338675541), (111, 180016729), (177, 112891847), (1369, 14595951), (2183, 9153393), (4107, 4865317), (6549, 3051131), (80771, 247389), (82463, 242313)]