19528048

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{64237}}^1$

素因数の和:64264

約数の個数: 20

約数和(自身を含む): 39827560

約数和(自身を除く): 20299512

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 64237, 128474, 256948, 513896, 1027792, 1220503, 2441006, 4882012, 9764024, 19528048]

約数ペア:

[(1, 19528048), (2, 9764024), (4, 4882012), (8, 2441006), (16, 1220503), (19, 1027792), (38, 513896), (76, 256948), (152, 128474), (304, 64237)]