20132873978

素因数分解:

$2^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{2236489}}^1$

素因数の和:2237141

約数の個数: 16

約数和(自身を含む): 34567189440

約数和(自身を除く): 14434315462

約数列:

[1, 2, 7, 14, 643, 1286, 4501, 9002, 2236489, 4472978, 15655423, 31310846, 1438062427, 2876124854, 10066436989, 20132873978]

約数ペア:

[(1, 20132873978), (2, 10066436989), (7, 2876124854), (14, 1438062427), (643, 31310846), (1286, 15655423), (4501, 4472978), (9002, 2236489)]