19735912

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20731}}^1$

素因数の和:20761

約数の個数: 32

約数和(自身を含む): 44781120

約数和(自身を除く): 25045208

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 20731, 41462, 82924, 145117, 165848, 290234, 352427, 580468, 704854, 1160936, 1409708, 2466989, 2819416, 4933978, 9867956, 19735912]

約数ペア:

[(1, 19735912), (2, 9867956), (4, 4933978), (7, 2819416), (8, 2466989), (14, 1409708), (17, 1160936), (28, 704854), (34, 580468), (56, 352427), (68, 290234), (119, 165848), (136, 145117), (238, 82924), (476, 41462), (952, 20731)]