83197712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{399989}}^1$

素因数の和:400010

約数の個数: 20

約数和(自身を含む): 173595660

約数和(自身を除く): 90397948

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 399989, 799978, 1599956, 3199912, 5199857, 6399824, 10399714, 20799428, 41598856, 83197712]

約数ペア:

[(1, 83197712), (2, 41598856), (4, 20799428), (8, 10399714), (13, 6399824), (16, 5199857), (26, 3199912), (52, 1599956), (104, 799978), (208, 399989)]