19303207

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{607}}^1$

素因数の和:691

約数の個数: 24

約数和(自身を含む): 24952320

約数和(自身を除く): 5649113

約数列:

[1, 7, 11, 49, 59, 77, 413, 539, 607, 649, 2891, 4249, 4543, 6677, 29743, 31801, 35813, 46739, 250691, 327173, 393943, 1754837, 2757601, 19303207]

約数ペア:

[(1, 19303207), (7, 2757601), (11, 1754837), (49, 393943), (59, 327173), (77, 250691), (413, 46739), (539, 35813), (607, 31801), (649, 29743), (2891, 6677), (4249, 4543)]