20199095397

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2081}}^1\times {\mathrm{3607}}^1$

素因数の和:5730

約数の個数: 48

約数和(自身を含む): 32811787008

約数和(自身を除く): 12612691611

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2081, 2691, 3607, 6243, 10821, 18729, 27053, 32463, 46891, 47863, 81159, 82961, 140673, 143589, 243477, 248883, 422019, 430767, 622219, 746649, 1078493, 1866657, 3235479, 5599971, 7506167, 9706437, 22518501, 67555503, 97580171, 172641841, 292740513, 517925523, 878221539, 1553776569, 2244343933, 6733031799, 20199095397]

約数ペア:

[(1, 20199095397), (3, 6733031799), (9, 2244343933), (13, 1553776569), (23, 878221539), (39, 517925523), (69, 292740513), (117, 172641841), (207, 97580171), (299, 67555503), (897, 22518501), (2081, 9706437), (2691, 7506167), (3607, 5599971), (6243, 3235479), (10821, 1866657), (18729, 1078493), (27053, 746649), (32463, 622219), (46891, 430767), (47863, 422019), (81159, 248883), (82961, 243477), (140673, 143589)]