28866776

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{189913}}^1$

素因数の和:189938

約数の個数: 16

約数和(自身を含む): 56974200

約数和(自身を除く): 28107424

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 189913, 379826, 759652, 1519304, 3608347, 7216694, 14433388, 28866776]

約数ペア:

[(1, 28866776), (2, 14433388), (4, 7216694), (8, 3608347), (19, 1519304), (38, 759652), (76, 379826), (152, 189913)]