19963542

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:465

約数の個数: 48

約数和(自身を含む): 43986960

約数和(自身を除く): 24023418

約数列:

[1, 2, 3, 6, 17, 29, 34, 51, 58, 87, 102, 174, 289, 397, 493, 578, 794, 867, 986, 1191, 1479, 1734, 2382, 2958, 6749, 8381, 11513, 13498, 16762, 20247, 23026, 25143, 34539, 40494, 50286, 69078, 114733, 195721, 229466, 344199, 391442, 587163, 688398, 1174326, 3327257, 6654514, 9981771, 19963542]

約数ペア:

[(1, 19963542), (2, 9981771), (3, 6654514), (6, 3327257), (17, 1174326), (29, 688398), (34, 587163), (51, 391442), (58, 344199), (87, 229466), (102, 195721), (174, 114733), (289, 69078), (397, 50286), (493, 40494), (578, 34539), (794, 25143), (867, 23026), (986, 20247), (1191, 16762), (1479, 13498), (1734, 11513), (2382, 8381), (2958, 6749)]