28624678

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{11243}}^1$

素因数の和:11331

約数の個数: 16

約数和(自身を含む): 45875520

約数和(自身を除く): 17250842

約数列:

[1, 2, 19, 38, 67, 134, 1273, 2546, 11243, 22486, 213617, 427234, 753281, 1506562, 14312339, 28624678]

約数ペア:

[(1, 28624678), (2, 14312339), (19, 1506562), (38, 753281), (67, 427234), (134, 213617), (1273, 22486), (2546, 11243)]